Question

-78=-2(m+3)+m

Answer 1

-78 = -2(m+3)+m
-78 = -2*m -2*3 +m
-78 = -2m - 6 + m
-78 = -m - 6

Think you can do the rest?

Answer 2

i thought it was -72

Answer 3

I didn't finish the job. Here:

-78 = -m - 6
+6 +6
-72=-m
72=m

Answer 4

yea thats what i thought but the answer is not there
ill get you the answers that it shows on here

Answer 5

A. –28
B. –42
C. –72
D. –84

Answer 6

You copied the question wrong then, it's definitely 72!

Answer 7

i kinda figured that thank you for proveing my point

Answer 8

They dont have the right answer on that one and i think they are missing a more than one rite answer on alot of these questions