Question 130088
2M=N-3 OR N=2M+3 NOW REPLACE N IN THE OTHER EQUATION BY(2M+3) & SOLVE FOR M
3M=2(2M+3)-9
3M=4M+6-9
3M-4M=-3
-M=-3
M=-3/-1
M=3 ANSWER
N=2*3+3
N=6+3
N=9 ANSWER.
PROOF:
3*3=2*9-9
9=18-9
9=9