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

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


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

Reorder the terms:
7(7 + m) = 9(m + 2)
(7 * 7 + m * 7) = 9(m + 2)
(49 + 7m) = 9(m + 2)

Reorder the terms:
49 + 7m = 9(2 + m)
49 + 7m = (2 * 9 + m * 9)
49 + 7m = (18 + 9m)

Solving
49 + 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.
49 + 7m + -9m = 18 + 9m + -9m

Combine like terms: 7m + -9m = -2m
49 + -2m = 18 + 9m + -9m

Combine like terms: 9m + -9m = 0
49 + -2m = 18 + 0
49 + -2m = 18

Add '-49' to each side of the equation.
49 + -49 + -2m = 18 + -49

Combine like terms: 49 + -49 = 0
0 + -2m = 18 + -49
-2m = 18 + -49

Combine like terms: 18 + -49 = -31
-2m = -31

Divide each side by '-2'.
m = 15.5

Simplifying
m = 15.5

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