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

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


Simplifying
9(10m + 7) = 9(8m + 9)

Reorder the terms:
9(7 + 10m) = 9(8m + 9)
(7 * 9 + 10m * 9) = 9(8m + 9)
(63 + 90m) = 9(8m + 9)

Reorder the terms:
63 + 90m = 9(9 + 8m)
63 + 90m = (9 * 9 + 8m * 9)
63 + 90m = (81 + 72m)

Solving
63 + 90m = 81 + 72m

Solving for variable 'm'.

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

Add '-72m' to each side of the equation.
63 + 90m + -72m = 81 + 72m + -72m

Combine like terms: 90m + -72m = 18m
63 + 18m = 81 + 72m + -72m

Combine like terms: 72m + -72m = 0
63 + 18m = 81 + 0
63 + 18m = 81

Add '-63' to each side of the equation.
63 + -63 + 18m = 81 + -63

Combine like terms: 63 + -63 = 0
0 + 18m = 81 + -63
18m = 81 + -63

Combine like terms: 81 + -63 = 18
18m = 18

Divide each side by '18'.
m = 1

Simplifying
m = 1

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