7(m+1)=9(m+2)

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Solution for 7(m+1)=9(m+2) equation:


Simplifying
7(m + 1) = 9(m + 2)

Reorder the terms:
7(1 + m) = 9(m + 2)
(1 * 7 + m * 7) = 9(m + 2)
(7 + 7m) = 9(m + 2)

Reorder the terms:
7 + 7m = 9(2 + m)
7 + 7m = (2 * 9 + m * 9)
7 + 7m = (18 + 9m)

Solving
7 + 7m = 18 + 9m

Solving for variable 'm'.

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

Add '-9m' to each side of the equation.
7 + 7m + -9m = 18 + 9m + -9m

Combine like terms: 7m + -9m = -2m
7 + -2m = 18 + 9m + -9m

Combine like terms: 9m + -9m = 0
7 + -2m = 18 + 0
7 + -2m = 18

Add '-7' to each side of the equation.
7 + -7 + -2m = 18 + -7

Combine like terms: 7 + -7 = 0
0 + -2m = 18 + -7
-2m = 18 + -7

Combine like terms: 18 + -7 = 11
-2m = 11

Divide each side by '-2'.
m = -5.5

Simplifying
m = -5.5

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