Question

Evaluate 3(a – 4b) when a = –2 and b = 5.



A.
54


B.


–54


C.
39


D.


–66

Answer 1

@mathstudent55

Answer 2

Replace a with -2 and b with 5 in the expression.
Then do the arithmetic.

3(a – 4b) =

= 3(-2 - 4 * 5)

Answer 3

Start inside the parentheses and follow the correct order of operations.

Answer 4

i'm not getting the answer

Answer 5

can you help me @UsukiDoll

Answer 6

-66 is the answer!!!!

Answer 7

thanks

Answer 8

Haven't you get it.... I worked it out in my head it's very easy....

Answer 9

You are welcome!!

Answer 10

And thank you for giving me a medal!!

Answer 11

"
3(a – 4b) =

= 3(-2 - 4 * 5)"

=3(-2-20) = 3(-22) = -66 yup that user is right.