-7(3m-3n+6)=

Solution for -7(3m-3n+6)= equation:

Simplifying
-7(3m + -3n + 6) = 0

Reorder the terms:
-7(6 + 3m + -3n) = 0
(6 * -7 + 3m * -7 + -3n * -7) = 0
(-42 + -21m + 21n) = 0

Solving
-42 + -21m + 21n = 0

Solving for variable 'm'.

Move all terms containing m to the left, all other terms to the right.

Add '42' to each side of the equation.
-42 + -21m + 42 + 21n = 0 + 42

Reorder the terms:
-42 + 42 + -21m + 21n = 0 + 42

Combine like terms: -42 + 42 = 0
0 + -21m + 21n = 0 + 42
-21m + 21n = 0 + 42

Combine like terms: 0 + 42 = 42
-21m + 21n = 42

Add '-21n' to each side of the equation.
-21m + 21n + -21n = 42 + -21n

Combine like terms: 21n + -21n = 0
-21m + 0 = 42 + -21n
-21m = 42 + -21n

Divide each side by '-21'.
m = -2 + n

Simplifying
m = -2 + n