9(9+8m)-7m=7(10m-2)

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Solution for 9(9+8m)-7m=7(10m-2) equation:


Simplifying
9(9 + 8m) + -7m = 7(10m + -2)
(9 * 9 + 8m * 9) + -7m = 7(10m + -2)
(81 + 72m) + -7m = 7(10m + -2)

Combine like terms: 72m + -7m = 65m
81 + 65m = 7(10m + -2)

Reorder the terms:
81 + 65m = 7(-2 + 10m)
81 + 65m = (-2 * 7 + 10m * 7)
81 + 65m = (-14 + 70m)

Solving
81 + 65m = -14 + 70m

Solving for variable 'm'.

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

Add '-70m' to each side of the equation.
81 + 65m + -70m = -14 + 70m + -70m

Combine like terms: 65m + -70m = -5m
81 + -5m = -14 + 70m + -70m

Combine like terms: 70m + -70m = 0
81 + -5m = -14 + 0
81 + -5m = -14

Add '-81' to each side of the equation.
81 + -81 + -5m = -14 + -81

Combine like terms: 81 + -81 = 0
0 + -5m = -14 + -81
-5m = -14 + -81

Combine like terms: -14 + -81 = -95
-5m = -95

Divide each side by '-5'.
m = 19

Simplifying
m = 19

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