Question

Are the expressions -18 - 1/2(50z + 60) - 35z and 6(-12 - 10z + 4) both equivalent to 12(-5z - 4)? Show your work.

Answer 1

Yes! :)

Explanation:

-18 - 25z - 30 - 35z = -48 - 60z = 12(-4 - 5z)

-72 - 60z + 24 = -48 - 60z = 12(-4 - 5z)