Twice the difference of a number and 5 is 3.

3 (2x + 12) = - 2 (x - 4) + x

Subracting mixed numbers 9 2/6 - 6 5/6 =

From Mason's house, it takes 10 1⁄2 hours to drive to Los Angeles. If Mason has already driven for 7 1⁄4 hours, how many hours remain until he reaches Los Angeles?

Matt uses a compass and straightedge to construct parallel lines. Annie uses technology to construct parallel lines. In your own words, describe how Matt's construction steps will be different from Annie's construction steps.

A Girl gets 2,000 gift toward a college education from her grandparents. How much will the 2,000 be worth in 17 years if it is invested at 7% and compounded quarterly

How do you graph (y=-1/2x-1) (y=-3x+4)

A motorboat travels 448 kilometers in 8 hours going upstream and 516 kilometers in 6 hours going downstream. What is the rate of the boat in still water and what is the rate of the current?

Jack made 50% more smoothies than yesterday. If he made 30 smoothie today how many did he make yesterday?

Mr. Ramirez has enough money to fence one of his rose gardens, how many feet of fencing will he need if both gardens have the same perimeter

David saves $175 each month for the first 5 months. Then he saves $225 each month for the next 5 months. What is the average amount that David saves each month