189=7(4+6m)-7

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Solution for 189=7(4+6m)-7 equation:


Simplifying
189 = 7(4 + 6m) + -7
189 = (4 * 7 + 6m * 7) + -7
189 = (28 + 42m) + -7

Reorder the terms:
189 = 28 + -7 + 42m

Combine like terms: 28 + -7 = 21
189 = 21 + 42m

Solving
189 = 21 + 42m

Solving for variable 'm'.

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

Add '-42m' to each side of the equation.
189 + -42m = 21 + 42m + -42m

Combine like terms: 42m + -42m = 0
189 + -42m = 21 + 0
189 + -42m = 21

Add '-189' to each side of the equation.
189 + -189 + -42m = 21 + -189

Combine like terms: 189 + -189 = 0
0 + -42m = 21 + -189
-42m = 21 + -189

Combine like terms: 21 + -189 = -168
-42m = -168

Divide each side by '-42'.
m = 4

Simplifying
m = 4

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