Question

PLEASE HELP ME 20 POINTS

Evaluate the following expression using the values given: Find 4x − y − 2z if x = −2, y = 3, and z = −2

Answer 1

$4 \times ( - 2) = - 8 \\ - 2( - 2) = 4 \\ 4x - y - 2z = - 8 - 3 + 4 = - 7$