Assume the average mileage per gallon for all cars in America is 20mpg. Also assume that every car owner in America drives on average 10,000 miles per year. If 1 gallon of gas produces 18 pounds of...

Assume the average mileage per gallon for all cars in America is 20mpg. Also assume that every car owner in America drives on average 10,000 miles per year. If 1 gallon of gas produces 18 pounds of...

Quadratic trinomials are obtained when binomial expressions are expanded. Consider the following: (x + a)(x + b) = x2 + bx + ax + ab This means that quadratic...

A total of $12,000 is invested in two funds paying 9% and 11% simple interest. If the yearly and trust is $1180, how much of the $12,000 is invested at each rate?

4x+3y=-13 3x-5y=12 I have done this problem and cannot figure out what the answer is.

I got y=0/-9x-6 but it does not seem right.

I got y=3x+20 and was wondering if it is right.

(5,-8) & 3=4/5x+y (I got y=5/4x+57/4 but it does not appear to be correct.)

4x - 9y = -11 36x + 9y = -11 How do i solve this?

how many three hour and how many four hour classes were paid for?

Using algebra to solve word problems..........jhhvcnbhvjfb

the ages of three children can be expressed as consecutive integers. The square of the age of the youngest child is twelve more than three times the age of the oldest child. Find the ages of the three...

I'm not sure if I'm doing this right For a. I got x>11/-2 or x<19/2 interval notation: (-infinity, infinity) For...

I just need to know how to do this step by step

15 books cost $51.25. Some were priced at $2.25 each,and the rest of the books were sold at $4.75. How many books were purchased at each price ?

A newspaper carrier has $5.80 in change. He has seven more quarters than dimes but three times as many nickels as quarters. How many coins of each type does he have?

Area of rectangular field 6528 yard , if the length of the field is 96 yards, what is the width?

when x is -2 what is -2*2-3x

(a) g(2) (b) g(t-2) (c) g(t) - g(2)

(a) g(2) 17 (b) g(t - 2) ? (c) g(t) - g(2) ??

√-5√-45

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