10*(8+10)=9*(9+2x-7)

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


Simplifying
10(8 + 10) = 9(9 + 2x + -7)

Combine like terms: 8 + 10 = 18
10(18) = 9(9 + 2x + -7)

Multiply 10 * 18
180 = 9(9 + 2x + -7)

Reorder the terms:
180 = 9(9 + -7 + 2x)

Combine like terms: 9 + -7 = 2
180 = 9(2 + 2x)
180 = (2 * 9 + 2x * 9)
180 = (18 + 18x)

Solving
180 = 18 + 18x

Solving for variable 'x'.

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

Add '-18x' to each side of the equation.
180 + -18x = 18 + 18x + -18x

Combine like terms: 18x + -18x = 0
180 + -18x = 18 + 0
180 + -18x = 18

Add '-180' to each side of the equation.
180 + -180 + -18x = 18 + -180

Combine like terms: 180 + -180 = 0
0 + -18x = 18 + -180
-18x = 18 + -180

Combine like terms: 18 + -180 = -162
-18x = -162

Divide each side by '-18'.
x = 9

Simplifying
x = 9

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