The sum of the numbers on two adjacent post- office boxes is 697. What are the numbers?

The sum of the numbers on two adjacent post- office boxes is 697. What are the numbers? 

12/23/14

what is the vertex of this parabola?

y = -5(x + 4)^2 + 3

12/23/14

subtraction in algebra one

(-8x+8) - (x to the second power + x-4)

12/22/14

evaluate the polynomial for x=3 and for x=-3

evaluate the polynomial for 2x to the third power minus one over nine x to the second power

12/21/14

3 wks ago company had 250 clocks in inventory, 2 wks from now it will have 500 - what is the expression for it

3 weeks ago a company had 250 clocks in inventory.  2 weeks from now it will have 500.  I need an algabraic equation for this using the Y=mx+b to determine the y intercept and the y2-y1, x2-x1... more

4x greater than or equal to 20

PLEASE help me with this question as SOON as possible!!! And PLEASE show the steps!!!!!!!!

12/21/14

Identify the solution(s) of the system of equations, if any.to -3x-4y=2 and 8y=-6x-4

i am looking for the solution to theequations  

12/21/14

When a number is multiplied by -2, the result is at least 18. What is the most the number can be?

Need to write and solve an algebraic equation for this word problem.

12/20/14

Which of the following is a binomial?Choose one answer.

Which of the following is a binomial?Choose one answer. A. c2 + c + 6   B. c2 - 16   C. -8c   D. c3 + 4c2 - 12c + 7

12/20/14

multiply this polynomial (7-a) (4-3a)

multiply this polynomial (7-a) (4-3a)

-4.3 -0.1x=-6.1

-4.3-0.1x=-6.1  

12/19/14

math story problem

Evening tickets to a play are $24.50 each. Tickets for the afternoon show are $19 each. Janice wants to buy 6 tickets. Arrange terms from the options below to conduct l construct the expression... more
Ji

12/18/14

if a truck going 60 mph travels 480 miles on 25 gallons of gas how far can it travel on 45 gallons of gas

please someone help me with this one

What is the length of each side?

The length of the hypotenuse of a right triangle is 1cm more than triple that of the shorter leg. The length of the longer leg is 1 cm less than triple that of the shorter leg. Find the lengths of... more

We invest $2400.00 in an account that pays simple interest of 8% each year.

Find the interest earned after five years. The answer is $960. I can't get the formula to come up to that answer. What am I doing wrong?

12/16/14

if any fraction had 1 even and 1 odd number would it be in simplest form

If any fraction has one even and one odd number would that be in simplest form?

Ofelia has a certain amount of money. If she spends $12 , then she has 1/5 of the original amount left. How much money did Ofelia have originally?

Ofelia has a certain amount of money. If she spends $12 , then she has 1/5 of the original amount left. How much money did Ofelia have originally?

12/16/14

i am working on algebra equations how do i arrive at my answer for -4x + 5 = 8x

i am working on algebra equations how do i arrive at my answer for -4x + 5 = 8x

AP Algebra 1 Honors

performance task; suppose a line contains the points (0,0) and (q,r). a-what happens to the slope of the line if q and r are both tripled? b- suppose the horizontal and vertical distances from the... more

Find the value of x. log 3 x = 4

Find the value of x.log 3 x = 47122781

12/16/14

What quadratic equation has the roots 6 ± 3i?

What quadratic equation has the roots 6 ± 3i?   A.x2 + 45 = 0B.x2 + 81 = 0 C.x2 – 12x + 45 = 0D.x2 – 12x + 811 = 0    

12/16/14

how do you solve this?

√36-√24??

a 12-foot ladder reaches 9 feet, 6 inches up a wall, how far up would a 20-foot ladder reach at that same angle?

This is a geometry question I'm stuck on . I thought I knew the formula but I'm blanking. thanks for your help!

12/15/14

four pencils and two pens cost .74. six pencils and five pens cost 1.53. find the cost of a pen and a pencil.

four pencils and two pens cost .74. six pencils and five pens cost 1.53. find the cost of a pen and  a pencil.

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