18=3x-2+8x+7

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Solution for 18=3x-2+8x+7 equation:


Simplifying
18 = 3x + -2 + 8x + 7

Reorder the terms:
18 = -2 + 7 + 3x + 8x

Combine like terms: -2 + 7 = 5
18 = 5 + 3x + 8x

Combine like terms: 3x + 8x = 11x
18 = 5 + 11x

Solving
18 = 5 + 11x

Solving for variable 'x'.

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

Add '-11x' to each side of the equation.
18 + -11x = 5 + 11x + -11x

Combine like terms: 11x + -11x = 0
18 + -11x = 5 + 0
18 + -11x = 5

Add '-18' to each side of the equation.
18 + -18 + -11x = 5 + -18

Combine like terms: 18 + -18 = 0
0 + -11x = 5 + -18
-11x = 5 + -18

Combine like terms: 5 + -18 = -13
-11x = -13

Divide each side by '-11'.
x = 1.181818182

Simplifying
x = 1.181818182

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