Question

Solve 30 = −5(6n + 6), justifying each step with an algebraic property.

Answer 1

1) property of distribution: 30 = -30n - 30
2) inverse property of addition: 60 = -30n
3) inverse property of multiplication: -2 = n

step 2: subtract 30 from both sides
step 3: divide -30 from both sides