Mrs. Williams estimates that she will spend $65 on school supplies. She actually spends $73. What is the
percent error? Round to the nearest tenth if
necessary.

Big boi and travis scott are performing at the super bowl. travis scott is 62 years younger than twice big boi’s age. the sum of their ages is 70 years old. use b to represent big boi’s age. write and solve an equation.

Acar started driving from city a to city b, distance between which is 620 miles, at a rate of 60 mph. two hours later a truck left city b and started moving towards city a at a rate of 40 mph. how many hours after the truck's departure will the two meet?

Which value of m will create a system of parallel lines with no solution? y= mx - 6 8x - 4y = 12