Question

Solve:
3m - 5 = 7m - 21


A. m = -2/13
B. m = 2/13
C. m = 4
D. m = 13/2

Answer 1

Do u know how to solve equations?

Answer 2

If not, u should learn! I can help

Answer 3

um no I don't but that would be amazing

Answer 4

combine like terms so the 3m and the 7m should be on the same side and the -5 and -21 should be on the other side

Answer 5

and then solve for m

Answer 6

3m-5=7m-21
3m-7m=-21+5
-4m=-16, m=4

Answer 7

oh dear that just confused me

Answer 8

sweety the answer is d