Question

The following blank indicates a missing operation in the equation.

5(12q+3r−4s)−9r=52q [blank] −−−−−−6r−20s

What operation fills in the blank to make the equation a true statement?


Enter "+" for addition or "-" for subtraction

Answer 1

8q + 6r -20s

Explanation:

5(12q+3r−4s)−9r=52q

60q + 15r -20s -9r = 52q

60q +6r - 20s = 52q

8q + 6r -20s