Question

Evaluate 3(a - 4b) when a = -2 and b = 5 A-66 B54 C39 D -54

Answer 1

plug in the numbers....replace a with -2 and b with 5

--> 3(-2-(4)(5))

Answer 2

hello?
4*5 = 20
--> 3(-2 -20)
(-2)+(-20) = -22
--> 3(-22)

= -66