Question

Evaluate the following expression using the values given.
Find 4x − 2y − z, if x = 2, y = 3, and z = −6

Answer 1

4x − 2y − z, if x = 2, y = 3, and z = −6
Simple substitute in your value
4*2 - 2*3 - -6
= 8 - 6 - - 6
= 8 - 6 + 6
= 2 + 6
= 8
The answer is 8.