11/18/15

Trig identities help please?
cos2 x + (sin x + 1)2 / sin x + 1
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11/18/15

Please help me with my Geometry questions
identify each of the following:   2. The Ray common to two adjacent congruent angles   3. Lines that intersect to form right angles   4. A triangle with perpendicular legs
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11/18/15

Vivian wrote the following math sequence, 8,16,32,64,108. Using the multiply by 4 rule what is the next number
why dud they use the multiply by 4 rule
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11/18/15

Please help me with this questions down here I have a terrible teacher and these problems are hard.
1. Non adjacent angles of two intersecting lines 2. Two adjacent angles for which the noncommon Rays form a straight line. 3. A quadrilater with one set of parallel sides 4. Two angles that... more
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11/18/15

Jack needs an exam average of at least 75 to pass his math course. (Range)
Jack needs an exam average of at least 75 to pass his math course. All five exams are weighted equally and are worth 100 points each. He has earned the following scores on exams so far in the... more
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11/18/15

number of marbles in jars
there are two red jars of marbles and one jar of blue marbles.  Jars of the same color of marbles contain the same number of marbles in them.  there are 35 total marbles.  The difference between... more
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11/18/15

if you were offered 1 cent the first week of work, 3 cents the sec week, 5 cent the third, 7 cent the forth and so on for a year how much would you make?
And what would the salary be on the 52nd week?
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11/18/15

how do you eliminate
x-y=11 2x+y=19
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11/18/15

I need some help!!!!!! solve by substitution: x - y + 2z = -7, y + z = 1, and x - 2y - 3z = 0.
x - y + 2z = -7 y + z = 1 x - 2y - 3z = 0   Write your answer as a point, an ordered triple: (x,y,z), without spaces
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7

11/17/15

They picked a total of 115 apples. The family ate a total of 8 apples each day. After how many days did they have 19 apples left?
The Mcintosh family went apple picking. They picked a total of 115 apples. The family ate a total of 8 apples each day. After how many days did they have 19 apples left?
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11/17/15

4p+5-7p=-1
Its a multi step equation i just learned it just yesterday
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11/17/15

two numbers that add to 15 and multiply to 5
I need help with this problem 
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11/17/15

Please help. I don't know what to do after I get the equations.
The perimeter of the fence is one meter longer than three times the length, and three times the width is one meter shorter than twice the length. What is the area of land enclosed by the fence?
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11/17/15

I need help solving a 2 column proof.
I have a picture of the figure here: http://imgur.com/Z5hafxF So here is the situation: I have to give the statement and the reason to end up with the Proof. It's a 2 column proof and i'm supposed... more
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11/17/15

What rent should the manager charge to maximize revenue
The manager of a large apartment complex knows from experience that 110 units will be occupied if the rent is 420 dollars per month. A market survey suggests that, on the average, one additional... more
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11/17/15

I need to solve another 2 column proof.
I have a picture of the figure here: http://m.imgur.com/gallery/fB9JQRp   So here is the situation: I have to give the statement and the reason to end up with the Proof. It is a 2 column proof... more
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11/17/15

Marlisa has exactly $61 in one-dollar, five-dollar and ten dollar bills. If she has 14 bills in all, how many of each bill does she have?
solution please
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11/16/15

How to factor?
x^2+8x+12 Thanks!!
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11/16/15

Need help solving the following equation over the interval [0,2pi)
tan2x-sec2x=2
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11/15/15

Convert a number
Convert 10112 to base 10
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11/15/15

A car that costs a dealer $24,000 was sold for $28,800. At this rate what would be asked for a car that was $28,800?
Its a complete algebra question. 
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11/15/15

The sum of three consecutive integers is 24. What is the products of the squares of the integers?
 I do not understand plz helppp!!!!
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11/15/15

Word problem involving pre-algebra
Julia's text messaging plan charges 15¢ for each message over 300 in addition to a $7 base charge. If she owes $15.10 for text messaging in the month of June, how many text messages did she send... more
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11/15/15

word problems
The sum of two numbers is 62. The larger number is 10 more than the smaller number. What are the numbers
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11/15/15

What is the answer
$4 is what percent of $50
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