Question

Write the value of c when the expression 12x+c is equivalent to 6(2x-3)

Answer 1

The distributive property: a(b + c) = ab + ac

12x + c = 6(2x - 3)

12x + c = (6)(2x) + (6)(-3)

12x + c = 12x + (-18)

Therefore

c = -18