Each side of a square is (7 + 3x) units. Which is the perimeter of the square?Each side of a square is (7 + 3x) units. Which is the perimeter of the square?

Zoe placed colored blocks on a scale in science class. each block weighed 0.8 ounces. the total weight of all the colored blocks was 12.8 ounces. how many blocks did zoe place on the scale? write and solve an equation to find the answer.

Which of the following expressions are equivalent ?

Carlos spent 1 1/4 hours doing his math homework he spent 1/4 of his time practicing his multiplication facts how many hours to carlos been practicing his multiplication facts