Question

Evaluate the expression for the given value of the variable 3a+4b; a= -6, b=-5

Answer 1

3 x -6 + 4 x -5
= -18+ -20
= -38

Answer 2

Given 3a+4b, substitute -6 for a and -5 for b:

3(-6) + 4(-5) = -18 - 20 = -38