4(m-18)=8 //:4
m-18=2
m=2+18
m=20
Answer:
[tex]m = 20[/tex]
Step-by-step explanation:
[tex]4(m - 18) = 8 \\ 4m - 72 = 8 \\ 4m = 72 + 8 \\ 4m = 80 \\ m = \frac{80}{4} \\ \\ m = 20[/tex]