Question

given x = M + 3 / M-4 find M when x = 8​

Answer 1

Step-by-step explanation:

x=8

so, 8=M+3/M-4

8m -32 =M+3

8M-M=32+3

7M=35

M=35/7=5

Answer 2

Answer:

x=m+3/m-4

8=m+3/m-4

8*(m-4)=1*(m+3)(cross multiplication)

8m-32=m+3

8m-m=3+32

7m=35

m=35/7

m=5

Step-by-step explanation: