A plumber charges an initial fee of $200 plus an hourly fee of $50. Mr. Collins paid the plumber $450. How many hours did the plumber work?

At a bake sale there were 72 raisin cookies sold. If the ratio of raisin cookies sold to oatmeal cookies sold was 9:1, what is the combined amount of raisin and oatmeal cookies sold? Explain how to do the problem!

What are the solutions to 3|x|=15

Explain how algebra tiles represent like terms and zero pairs

A taxi ride cost $29.40. The driver charged $3 plus $0.40 per 0.2 mile traveled. How far did the taxi travel on this trip?

Ken saves $140 per month. If this is 2.5% of his monthly income, how much does he earn per month?

Its cost $3.55 to make a sandwich at the local deli shop to make a profit the deli sells it at a price that is 160% of the cost. The sandwich sells for$

What is y+6x=11; 3x+2y=-2?

You and Tom are having a biking race. You can bike 40 meters per minute, and your brother can bike 42 meters per minute. You start 100m in front of the starting line while Tom starts on the starting line.

The first five terms of a pattern are given below. 38, 41, 44, 47, 50 ... Which expression can be used to determine the nth term of the pattern? A. 35 + 3n B. 41 - 3n C. 40 - 2n D. 36 + 2n

How to model 4:2/3?