1,642 Answered Questions for the topic Math Help For College

Math Help For College

07/21/16

A savings account has a beginning principal of $12,500 and an annual interest rate of 1.75%...
A savings account has a beginning principal of $12500 and an annual interest rate of 1.75%. The interest is compounded continuously. How many years will it take the account to earn $1125 in interest?
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Math Help For College

07/19/16

how to solve for B?
find the equation of the line passing through the pints (2,2) (-3,1)   i did the y2-y1/x2-x1 and got y=1/5x+b so now what do i do?
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Math Help For College

07/19/16

could someone help me with this please?
4y+8x=6 -2y-4x=-3   my mindset for it was..changing the equation around to 8x=-4y+6 over -4x=2y-3   and then i thought to plug them in 8(2y-3)+4y=6 and got 16y-24+4y=6 and it didn't come out... more
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Math Help For College

07/19/16

could someone help me understand this?
4x-3y=5 x=2y+5   I've tried so many ways to do it correctly and this is what i came up with...   4x-3(x+5)=5 4x-3x-15=5 and i've tried adding 15 to both sides so it would be x=20 but that is... more
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Math Help For College

07/19/16

could someone help me with me substitution method?
x-y=3 x=2y+9     
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Math Help For College

07/18/16

could someone help me with this math problem?
Find the equation of the line through (3,-1) with a slope of 2   so i come up -1=3(2)+b   but that's all i got could someone help me understand please
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Math Help For College

07/18/16

could someone help me with this math problem?
One number is 5 more than 4 times another. Their sum is 35. Find the two numbers. please help
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Math Help For College

07/17/16

I still don't understand this could someone help me?
Two positive numbers have a difference of 5. The larger number is one more than twice the smaller. Find the two numbers. 
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Math Help For College

07/16/16

Could someone help me understand this math please?
The difference of two positive numbers is 28. One number is 3 times the other. Find the two numbers.    all i got was x-y=28 and 3x+y   idk what to do with this :
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Math Help For College

07/16/16

could someone help me solve this?
The difference of two numbers is 6. Their sum is 30. Find the two numbers. \ all i can come up with is x-y=6 or x+y=30   could someone help me understand how to do this
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Math Help For College

07/15/16

could someone help me with math please?
Two numbers have a sum of 25. One number is 5 more than the other. Find the numbers. 
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Math Help For College

07/13/16

The ratio of the length of an airplane wing to it width is 9 to 1.if the length of the wing is 33.6meters how wide is it
How do I solve this math word problem 
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Math Help For College

07/12/16

i'm not sure what this question is asking
parallel lines   provide an equation for a line parallel to the line given by y=4x-2   and perpendicular line   if a line contains the x-intercept 4 and the y intercept -2 find the slope of... more
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Math Help For College

07/12/16

could someone help me with this math problem
Find the equation of the line with x-intercept -2 and y-intercept -5
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Math Help For College

07/12/16

i'm not sure what this math problem is asking me? please help me!
work each problem according to the instructions given:   a. Solve: -2x+1=6   b write in slope intercept form   c. find the y intercept -2x+y=6 d. find the slope: -2x+y=6 Graph -2x+y=6
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Math Help For College

07/11/16

how to do this math problem? help me!
the question is, find the equation of the line that passes through each pair of points. Write your answers in slope-intercept form, if possible.   (-2,-4), (1,-1) please help me :(
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Math Help For College

07/11/16

fencing 9.5 18
ccu College is planning to construct a rectangular parking lot on land bordered on one side by a highway. The plan is to use 560feet of fencing to fence off the other three sides. What dimensions... more
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Math Help For College

07/11/16

fencing 9.5 17
A security fence encloses a rectangular area on one side of a park in a city. Three sides of fencing are? used, since the fourth side of the area is formed by a building. The enclosed area measures... more
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Math Help For College

07/11/16

how many feet 16
Susan throws a softball upward into the air at a speed of 32 feet per second from a 56-footplatform. The distance upward that the ball travels is given by the function d(t)=−16t2+32t+56. What is... more
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Math Help For College

06/29/16

faucet into a fraction or mixed number
a sink can filled by either of two faucets.The first faucet, used alone with the drain stopped can fill the sink in 4 seconds. The second faucent, used alone with the drain stopped, can fill the... more
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Math Help For College Math Solve Word Problem

06/27/16

can someone solve this problem ?
Fran receives ?$153 per year in simple interest from investing ?$1900. Part is invested at? 7%, part at? 8% and part at? 9%. There is ?$100 more invested at? 9% than at? 8%. Find the amount... more
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Math Help For College Math Math Help

06/24/16

Math questions
1)Jose invested 38,000 in two accounts one yielding 7 percent and another yielding 12 percent if she received a total of 3,560 in interest at the end of the year . How much did she invest in each... more
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Math Help For College Math Math Help Math Question

06/24/16

Math Question
IN a given day mill turns out twice as many units of plywood as lumber. It makes profit of 30 dollars on a unit of lumber abd 40 dollars on a unit of plywood.How many of each unit must be produced... more
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Math Help For College Math Math Question Math Word Problem

06/24/16

Math Question
the zoo charges 9 dollars per adult and 3 dollars per child . If 227 people went to the zoo and the total was 1017 how many adults and children attended.
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Math Help For College Math Math Help Math Equations

06/13/16

The area of trapezoid is 210 cm^2. The height is 20 cm and the length of one of the parallel sides is 6 cm. find the length of the second parallel sides.
The area of a trapezoid is 210 cm^2. The height is 20 cm and the length of one of the parallel sides is 6 cm. find the length of the second parallel sides. Express your answer as a simplified... more
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