Unit test
Which expressions are equivalent to x+2y+x+2

The length of a rectangular piece of land is 92 yards more than three times its width. the perimeter is 760 yards. find its dimensions.

Given a: b and b: c, find a: b: c. write the ratio in simplest form. a: b=6: 10 and b: c=21: 33

Hundred and tens tables to make 430 in five different ways