2x-1-8=18

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Solution for 2x-1-8=18 equation:


Simplifying
2x + -1 + -8 = 18

Reorder the terms:
-1 + -8 + 2x = 18

Combine like terms: -1 + -8 = -9
-9 + 2x = 18

Solving
-9 + 2x = 18

Solving for variable 'x'.

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

Add '9' to each side of the equation.
-9 + 9 + 2x = 18 + 9

Combine like terms: -9 + 9 = 0
0 + 2x = 18 + 9
2x = 18 + 9

Combine like terms: 18 + 9 = 27
2x = 27

Divide each side by '2'.
x = 13.5

Simplifying
x = 13.5

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