Substitution to solve each system y=3x+12 y=3x-12

The average of a set of 5 numbers is 7. If you add 1 to the set of numbers, what is the new average?

This number represents the equal number of parts that equal a whole in a fraction. A. Numerator B. Denominator C. Variations D. Expression

While watching a movie, Ned, Fred, and Jed shared a bowl of popcorn. Ned ate 1/2 of the popcorn, Fred ate 1/4 of the popcorn, and Jed ate 1/8 of the popcorn. What fraction of the bowl of popcorn is left?

A rectangle is eight inches and diagonal is ten inches. What's the width of the rectangle?

A girl weighs 5/8 as much as her brother does. If the girl weighs 110 lb, how much does her brother weigh?

The perimeter of two similar quadrilaterals are 48 and 60 if the area of the smaller quadrilateral is 96 what is the area of the larger quadrilateral

How to turn a number into fraction form

A truck costs $35,000 with a residual value of $2,000. Its service life is five years. Using the decliningbalance method at twice the straight-line rate, the book value at the end of year 2 is

Find a bank account balance if the account starts at $100, has an annual rate of 4% and the money left in the account for 12 years.

Suppose James has a credit card with a balance of $4289. Each month, the credit card company charges 5% interest. James pays off all new purchases that he makes each month without paying off the old balance or its interest.