05/03/13

#### could you help me with these tow problems...... 8x/x+1 - 3/x+1 and this one 6/7x + 1/4

i need help figuring out these two problems thank you in advance

05/03/13

#### t is 4 more than the product of 7 and s

write a funtion rule that represents each sentence
t is more than the product of 7 and s

05/02/13

#### Find the maximal value of f(x, y)?

Find the maximal value of f(x, y)=3y+4x on the circle x^2+y^2=1.

05/02/13

#### solving and equations

Given f (x) = 2x + 7and g(x) = -2x^2 - 5x + 7, find the following:
f+g, f-g, f.g f/g

05/02/13

#### Flying with a tailwind a plane averaged 158 km/h. On the return trip the plane averaged 112 km/h with same wind. Find wind & plane speed in still air.

I got as far as plane speed + wind = 158 and plane speed - wind = 112.
But I don't know how to solve the problem.

05/02/13

#### Find a 2 decimal place number between 0 and 1 such that the sum of its digits is 13 and such that when the digits are reversed the number is decreased by 0.45.

I understand there is a standard formula for figuring these out, but I don't really understand why.
I think it's something along the lines of 0.1t +0.01h =13 and 0.01t + 0.1h = 12.55.
But I'm...
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#### 3y+x+5=3 can you help me solve this?

3y+x+5=3
I don't know how to do this, and I was wondering if you could help me step by step.

#### The formula to find the perimeter of a rectangle is: P = 2W + 2L. To solve for " W " in this formula, which steps should be followed?

i need the answer

05/02/13

#### how to solve a problem in algerbra

Find the value of 18x − 3 for the following value of x.
4/3 In my text book I am unable to find out how to solve this problem can you please show me the steps so I am able to solve the problem and...
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05/02/13

#### A rectangle garden with an area of 960 m2 in a school which measures 1 km by 800 m. Find the area besides the garden.

A rectangle garden with an area of 960 m2 in a school which measures 1 km by 800 m. Find the area besides the garden.
i need to know what it is

05/01/13

#### inequalities

i missed school because i was sick and missed how to do inequalities. I looked it up and it looks really confusing!!! Can you help!?!?!?!?

05/01/13

#### 3 adults and 2 children purchase movie tickets totalling $32.25. What were the costs for adult and children tickets?

A family of 5 (2 adults & 3 children) go to the movies and they pay $27.75. The group of 5 behind them (3 adults & 2 children) pay 32.25. Figure the cost per adult and per child. Show your...
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05/01/13

#### How do you make a graph out of an equation? (x,y)

for example: x+2y=6
How would you make those into coordinates on a graph?

05/01/13

#### Given the sequence 3,7,11,15,19

Write a formula for the sequence to find the nth term
Use the formula to find the 50th term in the sequence
What kind of sequence is this

05/01/13

#### how to find the summ

Find the sum: 1+2+3=...+94 using Gauss's approach Please show how you arrive at this answer

05/01/13

#### Explain how you would factor the trinomials of the form

1) x^2 + bx + c
2) ax^2 + bx + c
Is there more than one way to factor these trinomials?
Describe the process of factoring in your own words, and demonstrate the factoring of a trinomial with an...
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