How do you evaluate -3^ { 2} - 4( - 3) - 2?

1 Answer
Dec 1, 2017

1

Explanation:

-3^2 - 4(-3) - 2
=-9 - 4(-3) - 2 (since 3^2 = 9)
=-9 - (-12) - 2 (since 4(-3) = -12)
=-9 + 12 - 2 (since -(-12) = 12)
=3 - 2 (since -9 + 12 = 12 - 9 = 3)
=1