Question

Evaluate the expression when a=3 and b=-6.
-a +6b

Answer 1

Substitute the values in:

-a + 6b

-(3) + 6(-6)

-3 + (-36)

= -39

Answer 2

Explanation:

-a + 6b = -3 + 6 * (-6) = -3 - 36 = -39