Sami ordered 132 dresses for her store. what is 132 rounded to the nearest ten

What are “like terms”? why can we only add like terms?

What is the missing step in this proof ?

Which values of p and q result in an equation with exactly one solution? px-43=-42x+q choose all answers that apply: a) p=-43 and q=-43 b) p=42 and q=43 c) p=43 and q=−42 d) p=42 and q=42