9x+81=8x+87

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Solution for 9x+81=8x+87 equation:


Simplifying
9x + 81 = 8x + 87

Reorder the terms:
81 + 9x = 8x + 87

Reorder the terms:
81 + 9x = 87 + 8x

Solving
81 + 9x = 87 + 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.
81 + 9x + -8x = 87 + 8x + -8x

Combine like terms: 9x + -8x = 1x
81 + 1x = 87 + 8x + -8x

Combine like terms: 8x + -8x = 0
81 + 1x = 87 + 0
81 + 1x = 87

Add '-81' to each side of the equation.
81 + -81 + 1x = 87 + -81

Combine like terms: 81 + -81 = 0
0 + 1x = 87 + -81
1x = 87 + -81

Combine like terms: 87 + -81 = 6
1x = 6

Divide each side by '1'.
x = 6

Simplifying
x = 6

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