What is the value of a in the equation 3 a plus b equals 54, when b equals 9? 15
18
21
27

answer:

21. 10 - (-4)+(-8)

=10+4-8

=14-8

=6

30.5 (x-y)

=5 (-2-4)

=5×(-6)

=-30

question:

could we have options?

hello i am doing good for you that it's summer in your country or state ; )

btw in my country we just have sun and rain as (because i live in the caribbean lol)

also, thx a lot for the points : )