WyzAnt Answershttps://www.wyzant.com/resources/answersAsk questions and get free answers from professional tutorsMon, 30 Nov 2015 20:43:38 -0600https://www.wyzant.com/images/wyzant-logo-type-white.pngWyzAnt Answershttps://www.wyzant.com/resources/answershttps://www.wyzant.com/resources/answers406162https://www.wyzant.com/resources/answers/166149/velocity_of_a_car_before_a_collisionChantelle from Chicago, ILhttps://www.wyzant.com/resources/answers/users/view/85993380VelocityPhysicsKinetic EnergyCollisionVELOCITY OF A CAR BEFORE A COLLISION.<div>Find a car's velocity before a collision. (Hint: use GPE = KE. The height of the ramp is 1m.) Show all your work.</div>Mon, 30 Nov 2015 20:32:51 -06002015-11-30T20:32:51-06:00406160https://www.wyzant.com/resources/answers/166147/i_am_having_trouble_setting_this_one_upBlake from Monticello, ARhttps://www.wyzant.com/resources/answers/users/view/85686313College AlgebraCollege Algebra Word ProblemI am having trouble setting this one up <div>A florist is creating 10 centerpieces for the tables at a wedding reception. Roses cost $2.50 each, lilies cost $4 each, and irises cost $2 each. The customer has a budget of $370 allocated for the centerpieces and wants each centerpiece to contain 15 flowers, with twice as many roses as the number of irises and lilies combined. (Let r represent the number of roses, l represent the number of lilies, and i represent the number irises. )</div>
<div> </div>
<div>(a) Write a system of linear equations that represents the situation. <br /> <br /><br /><br />_____________ = 150<br /><br />_____________ = 370<br /><br />_____________ = 0<br /> <br /><br />(b) Write a matrix equation that corresponds to your system. <br /><br /><br /></div>
<div><br />(c) Solve your system of linear equations using an inverse matrix. Find the number of flowers of each type that the florist can use to create the 10 centerpieces.<br /> <br />roses<br /> <br />lilies<br /> <br />irises</div>Mon, 30 Nov 2015 20:28:56 -06002015-11-30T20:28:56-06:00406159https://www.wyzant.com/resources/answers/166145/heather_is_collecting_dimesJohn from Portsmouth, NHhttps://www.wyzant.com/resources/answers/users/view/86124007Word ProblemHeather is collecting dimes...<div>Heather is collecting dimes. She saves one dime on the first day, two dimes on the second day, and three dimes on the third day. If this pattern continues, how much money will Heather have saved at the end of 30 days?</div>Mon, 30 Nov 2015 20:28:31 -06002015-11-30T20:28:31-06:00406158https://www.wyzant.com/resources/answers/166143/how_do_you_set_up_a_drawing_for_a_six_carbon_chain_with_two_phosphates_attachedMa from Twinsburg, OHhttps://www.wyzant.com/resources/answers/users/view/86123977BiologyHow do you set up a drawing for a six carbon chain with two phosphates attached?<div>How do you set up a drawing for a six carbon chain with two phosphates attached? How would you draw it?</div>Mon, 30 Nov 2015 20:23:06 -06002015-11-30T20:23:06-06:00406157https://www.wyzant.com/resources/answers/166141/roulette_statisticsJ from Atlanta, GAhttps://www.wyzant.com/resources/answers/users/view/86123999Roulette statistics<div>If I have a roulette wheel with numbers 0 thru 36, and I have 100,000 spins of the wheel, how many times should I encounter a set of doubles (that is how many times should i see two of the same number in a row)?</div>Mon, 30 Nov 2015 20:22:40 -06002015-11-30T20:22:40-06:00406156https://www.wyzant.com/resources/answers/166139/line_d_passes_through_points_1_7_and_8_10_line_e_is_perpendicular_to_d_what_is_the_slope_of_line_eTeresa from Winter Garden, FLhttps://www.wyzant.com/resources/answers/users/view/86123994Algebraline d passes through points (1,7) and (8,10).line e is perpendicular to d . what is the slope of line e<div>Need help with this problem anyone </div>Mon, 30 Nov 2015 20:19:11 -06002015-11-30T20:19:11-06:00406153https://www.wyzant.com/resources/answers/166137/i_don_39_t_understand_enzymesMa from Twinsburg, OHhttps://www.wyzant.com/resources/answers/users/view/86123977BiologyI don't understand enzymes?<div>In honors Biology we learned about enzymes and substrates, but I don't understand how it all works. Could someone explain it to me?</div>Mon, 30 Nov 2015 20:13:59 -06002015-11-30T20:13:59-06:00406151https://www.wyzant.com/resources/answers/166135/how_to_solve_for_one_side_length_on_this_particular_acute_scalene_triangle_please_helpMa from Twinsburg, OHhttps://www.wyzant.com/resources/answers/users/view/86123977Geometry Triangle ProofsHow to solve for one side length on this particular acute scalene triangle? Please Help!<div>An acute scalene triangle has angle measures of 62 degrees, 37 degrees, and 81 degrees. The side length between the 62 degrees and 37 degrees is 28 feet. The side length between the 81 degrees and 37 degrees is 25 feet. The last side length is marked as x. How do you solve for x?</div>Mon, 30 Nov 2015 20:11:20 -06002015-11-30T20:11:20-06:00406150https://www.wyzant.com/resources/answers/166133/f_x_x2_and_g_x_5xAustin from Clinton, MShttps://www.wyzant.com/resources/answers/users/view/86123970College Algebra f(x) = x2 and g(x) = 5x. <div>how to determine the domain of the composite function. </div>Mon, 30 Nov 2015 20:09:06 -06002015-11-30T20:09:06-06:00406149https://www.wyzant.com/resources/answers/166131/find_the_product_of_2n_4_and_n_2_6n_4Bordas from Staten Island, NYhttps://www.wyzant.com/resources/answers/users/view/86123963Algebra Important, I Need It TomorrowFind the product of 2n-4 and n^2+6n-4<div>Please explain how You do it in complete sentences i need it tomorrow for exam. Thanks :)</div>Mon, 30 Nov 2015 20:04:52 -06002015-11-30T20:04:52-06:00406148https://www.wyzant.com/resources/answers/166129/physics_problemJessica from New York, NYhttps://www.wyzant.com/resources/answers/users/view/85766938Physicsphysics problem<div>12) A ball is thrown horizontally from a 45m tall building at 7m/s.<br /> a. What is the acceleration at 2 seconds?<br /> b. How long does it take to reach the ground?<br /> c. How far horizontally does it go?<br /> d. (EXPERT) What is the final velocity the moment before it touches the ground?</div>Mon, 30 Nov 2015 20:03:51 -06002015-11-30T20:03:51-06:00406146https://www.wyzant.com/resources/answers/166127/how_would_you_prepare_2_43_l_of_a_8_00_m_solution_from_a_15_0_m_stock_solutionLatianna from Saint Paul, MNhttps://www.wyzant.com/resources/answers/users/view/86098255ScienceHow would you prepare 2.43 L of a 8.00 M solution from a 15.0 M stock solution?<div>A.) Dilute 1.30 L of the 8.00 M solution to 2.43 L .</div>
<div> </div>
<div>B.) Dilute 2.43 L of the 15.0 M solution to 3.67 L .</div>
<div> </div>
<div>C.) Dilute 1.30 L of the 15.0 M solution to 2.43 L .</div>
<div> </div>
<div>D.) Dilute 2.43 L of the 8.00 M solution to 3.67 L .</div>Mon, 30 Nov 2015 19:57:51 -06002015-11-30T19:57:51-06:00406144https://www.wyzant.com/resources/answers/166125/in_a_paragraph_explain_how_the_single_commandment_in_chapter_10_sums_up_the_attitude_of_the_pigs_that_enable_them_to_break_all_seven_commandmentsArlin from San Francisco, CAhttps://www.wyzant.com/resources/answers/users/view/86123945Animal FarmIn a paragraph explain how the single commandment in chapter 10 sums up the attitude of the pigs that enable them to break all seven commandments <div>I need a short summary </div>Mon, 30 Nov 2015 19:57:03 -06002015-11-30T19:57:03-06:00406143https://www.wyzant.com/resources/answers/166123/what_do_u_call_a_microorganism_that_can_solve_equationsJgjfjy from Salt Lake City, UThttps://www.wyzant.com/resources/answers/users/view/86123942Lihadsfwhat do u call a microorganism that can solve equations<div>it is a math sheet that i don't know the riddle to.</div>Mon, 30 Nov 2015 19:55:44 -06002015-11-30T19:55:44-06:00406142https://www.wyzant.com/resources/answers/166121/substitution_methodSara from Shreveport, LAhttps://www.wyzant.com/resources/answers/users/view/86118008System Of Equationssubstitution method<div>Solve the system of equations by using the substitution method.</div>
<div> </div>
<div>x+10y=46</div>
<div>3x+6y=18</div>Mon, 30 Nov 2015 19:52:42 -06002015-11-30T19:52:42-06:00406137https://www.wyzant.com/resources/answers/166119/w_2_1_5_what_is_the_value_of_wSophia from Denver, COhttps://www.wyzant.com/resources/answers/users/view/86123906Math Helpw/2 = 1.5 what is the value of w?<div>I need help with this problem! Please</div>Mon, 30 Nov 2015 19:39:52 -06002015-11-30T19:39:52-06:00406133https://www.wyzant.com/resources/answers/166117/how_many_liters_of_a_3_85_m_k2so4_solution_are_needed_to_provide_70_3_g_of_k2so4_molar_mass_174_01_g_molLatianna from Saint Paul, MNhttps://www.wyzant.com/resources/answers/users/view/86098255ChemistryHow many liters of a 3.85 M K2SO4 solution are needed to provide 70.3 g of K2SO4(molar mass 174.01 g/mol)? <div>Express your answer to three significant figures.</div>Mon, 30 Nov 2015 19:34:19 -06002015-11-30T19:34:19-06:00406131https://www.wyzant.com/resources/answers/166115/solving_system_of_equations_by_substitutionSara from Shreveport, LAhttps://www.wyzant.com/resources/answers/users/view/86118008System Of EquationsSolving system of equations by substitution<div>Solve the system of equations by the substitution method.</div>
<div> </div>
<div>y=2x+9</div>
<div>y=5x+10</div>Mon, 30 Nov 2015 19:31:00 -06002015-11-30T19:31:00-06:00406129https://www.wyzant.com/resources/answers/166113/i_need_help_solving_a_graph_problem_asap_pleaseViviana from Menifee, CAhttps://www.wyzant.com/resources/answers/users/view/86110703GraphMath HelpI need help solving a graph problem ASAp please!!!<div>write the ordered pair that corresponds to point D.</div>
<div> point D is located (-5, 0)</div>
<div> </div>
<div>please help me solve and an explanation how to find the answer I have a test in a few days</div>
<div> </div>Mon, 30 Nov 2015 19:26:50 -06002015-11-30T19:26:50-06:00406128https://www.wyzant.com/resources/answers/166111/how_to_change_into_y_mx_b_formYoussef from Minneapolis, MNhttps://www.wyzant.com/resources/answers/users/view/85509134EquationMathHow to change into y=mx+b form?<div>5x-2y=10 Thanks</div>Mon, 30 Nov 2015 19:26:24 -06002015-11-30T19:26:24-06:00