Question

Evaluate the expression 2x - (4y - 3) + 5xz, when x = -3, y = 2, and z = ‐1.

Answer 1

4

Explanation:

2x - (4y - 3) + 5xz

Let x = -3, y = 2, and z = ‐1.

2(-3) -( 4(2) -3) +5(-3)(-1)

-6 - (8-3) +15

-6 - 5 +15

-11 +15

4