9(9+11)=8(x+8)

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Solution for 9(9+11)=8(x+8) equation:


Simplifying
9(9 + 11) = 8(x + 8)

Combine like terms: 9 + 11 = 20
9(20) = 8(x + 8)

Multiply 9 * 20
180 = 8(x + 8)

Reorder the terms:
180 = 8(8 + x)
180 = (8 * 8 + x * 8)
180 = (64 + 8x)

Solving
180 = 64 + 8x

Solving for variable 'x'.

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

Add '-8x' to each side of the equation.
180 + -8x = 64 + 8x + -8x

Combine like terms: 8x + -8x = 0
180 + -8x = 64 + 0
180 + -8x = 64

Add '-180' to each side of the equation.
180 + -180 + -8x = 64 + -180

Combine like terms: 180 + -180 = 0
0 + -8x = 64 + -180
-8x = 64 + -180

Combine like terms: 64 + -180 = -116
-8x = -116

Divide each side by '-8'.
x = 14.5

Simplifying
x = 14.5

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