08/25/13

Find space in the air also speed of rocket?
When the rocket is launched upward into the air, we use the formulasD=RT-5t^2D = distance(in meters) above its start point,T= time since it was launched,R=initial speed of rocket in meter per... more
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08/25/13

Area question
Length of rectanglular pool's 40 feet. Width's 24feet. A walkway of uniform width surrounds the pool. The combined area of the pool and walkway's 2240 square feet. Find the width of the walkway.
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08/23/13

If I have 18 red pens. What's the ratio of red to blue if I have 3:5?
I have 18 red pens . If the ratio of red to blue pens is 3 to 5; how many do I have?
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08/23/13

How many students created each item
Each student in cooking class of 50 students is assigned to create a desert, an appetizer, or both. The total number of students creating an appetizer is 7 more than the number of students creating... more
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08/22/13

how do u round 487 to the nearest one hundred
I need to know the concept
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08/22/13

what is the answer for x+2/x^2-x-2 times 3x-6/x-3
I need to Multiply. Simplify your answer as much as possible.   what is the answer for x+2/x^2-x-2 times 3x-6/x-3
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08/20/13

Domain of Rational expressions (m2-8m+16)(5m2+m). Can you give me the step by process of the exclueded values of m?
Find the excluded values of m.
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08/20/13

The best implication that teachers of preschool children can make from the 2000 U.S. Census is that:
The best implication that teachers of preschool children can make from the 2000 U.S. Census is that: A. child care centers should check for green cards when children are enrolled. B. teachers... more
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08/19/13

how solve a ratio involving a fraction
the ratio of cups of chopped onion to the number of cups of chopped cilantro in salsa is 4:3; if the recipe calls for 2/3 cups chopped onion, how many cups of chopped cilantro are needed?  How do I... more
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08/19/13

Based on the information below, is ? Explain. RS = x2 + 4x – 21, RT = x2 + 5x – 24, ST = x2 + 9x – 36 AB = x + 7, AC = x + 8, BC = x + 9
is triangle RST congruent to Triangle ABC
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08/19/13

f(4) when f(x) = 2x +3
evaluate f(4) when f(x) = 2(x) +3
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08/18/13

what do we do when we work with multiplying negatives?
For example -4*-4
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08/18/13

Algebra 2 Summer Review
Write an equation fort he line through the point (-1,2) and parallel to the line with equation 3x-2y-5=0. Write the equation in the general form.
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08/18/13

what is 2+2
what is 2 + 2
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08/18/13

algebraic word problem
Sue is selling tickets for the circus. On day one she sold 4 senior tickets and 2 children's tickets and made $80. On day two she sold 5 senior tickets and 7 children's tickets making $145. how... more
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08/17/13

Find three consecutive integers whose sum is -33
Math questiabout for my high school class in chiolllll 
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08/17/13

difference between prove that,show that
what is meant by prove that?
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08/17/13

how do you solve for the possible answers for log 16 base x+2 is equal to 2?
how do you solve for the possible answers for log 16 base x+2 is equal to 2? What is the product of all possible solutions?
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08/16/13

what is y=x+4; (-7,1)
write equation of a line parallel to the given line but passing the given point.  
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08/13/13

Two trains leaving the station at different times...
Two trains are driving toward one another. The first train leaves Town A at 5am traveling at 60 miles per hour. The second train leaves Town B at 7am traveling at 70 miles per hour. the distance... more
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08/12/13

how do i find the midpoint of the segment with endpoints (7,14) & (-13,-6)?
help me ya'll...
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08/11/13

how do I convert 11.76% to a fraction and simplify the result
I just don't understand how my math book came up with the answer of 147/1250. I have tried every way I could and still came up with a decimal and not a fraction at all.
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08/10/13

A skier moving 6.0m/s forward begins to slow down, accelerating at -2.0m/s^2 for 1.5s. What is the skier's velocity at the end of the 1.5s?
Here's what I did but I don't know another way of solving this without using point slope form. (0, 6) (1.5, y) y-y1=m(x-x1) y-6=-2(1.5-0) y-6= -3 y=3m/s velocity =3m/s forward
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08/09/13

How do I solve this equation: 5(x+3)-(4x-6)=-4
Help please!  I have substituted 25, 17, 13 and -25 from the answer bank - none of which balance out to a -4.  Completely stumped.
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08/08/13

find the value of y so that the line through the pair of points have the given slope
(-3,-5) (4,y) m= 3
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