18-1=2x

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Solution for 18-1=2x equation:


Simplifying
18 + -1 = 2x

Combine like terms: 18 + -1 = 17
17 = 2x

Solving
17 = 2x

Solving for variable 'x'.

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

Add '-2x' to each side of the equation.
17 + -2x = 2x + -2x

Combine like terms: 2x + -2x = 0
17 + -2x = 0

Add '-17' to each side of the equation.
17 + -17 + -2x = 0 + -17

Combine like terms: 17 + -17 = 0
0 + -2x = 0 + -17
-2x = 0 + -17

Combine like terms: 0 + -17 = -17
-2x = -17

Divide each side by '-2'.
x = 8.5

Simplifying
x = 8.5

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