11x+9=8x+18

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Solution for 11x+9=8x+18 equation:


Simplifying
11x + 9 = 8x + 18

Reorder the terms:
9 + 11x = 8x + 18

Reorder the terms:
9 + 11x = 18 + 8x

Solving
9 + 11x = 18 + 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.
9 + 11x + -8x = 18 + 8x + -8x

Combine like terms: 11x + -8x = 3x
9 + 3x = 18 + 8x + -8x

Combine like terms: 8x + -8x = 0
9 + 3x = 18 + 0
9 + 3x = 18

Add '-9' to each side of the equation.
9 + -9 + 3x = 18 + -9

Combine like terms: 9 + -9 = 0
0 + 3x = 18 + -9
3x = 18 + -9

Combine like terms: 18 + -9 = 9
3x = 9

Divide each side by '3'.
x = 3

Simplifying
x = 3

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