89=8x+7(x+2)

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Solution for 89=8x+7(x+2) equation:


Simplifying
89 = 8x + 7(x + 2)

Reorder the terms:
89 = 8x + 7(2 + x)
89 = 8x + (2 * 7 + x * 7)
89 = 8x + (14 + 7x)

Reorder the terms:
89 = 14 + 8x + 7x

Combine like terms: 8x + 7x = 15x
89 = 14 + 15x

Solving
89 = 14 + 15x

Solving for variable 'x'.

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

Add '-15x' to each side of the equation.
89 + -15x = 14 + 15x + -15x

Combine like terms: 15x + -15x = 0
89 + -15x = 14 + 0
89 + -15x = 14

Add '-89' to each side of the equation.
89 + -89 + -15x = 14 + -89

Combine like terms: 89 + -89 = 0
0 + -15x = 14 + -89
-15x = 14 + -89

Combine like terms: 14 + -89 = -75
-15x = -75

Divide each side by '-15'.
x = 5

Simplifying
x = 5

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