Given that equation 2x + 7 = - 3 has the same solution as equation 2-3 / 3m-x = 0, find M

Given that equation 2x + 7 = - 3 has the same solution as equation 2-3 / 3m-x = 0, find M

2-3 / 3m-x = 0
That is, 2 = 3 M-X
3m-x=6
x=3m-6
And 2x + 7 = - 3
That is, 2x = - 10
x=-5