Answer:
x = mn/(1 -m)
Step-by-step explanation:
Factor out x, then multiply by the reciprocal of its coefficient.
x/m -x = n
x(1/m -1) = n . . . . . factor out x
x(1 -m)/m = n . . . . simplify the coefficient of x; next multiply by its reciprocal
x = mn/(1 -m)