x+(x-18)=61.5

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Solution for x+(x-18)=61.5 equation:


Simplifying
x + (x + -18) = 61.5

Reorder the terms:
x + (-18 + x) = 61.5

Remove parenthesis around (-18 + x)
x + -18 + x = 61.5

Reorder the terms:
-18 + x + x = 61.5

Combine like terms: x + x = 2x
-18 + 2x = 61.5

Solving
-18 + 2x = 61.5

Solving for variable 'x'.

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

Add '18' to each side of the equation.
-18 + 18 + 2x = 61.5 + 18

Combine like terms: -18 + 18 = 0
0 + 2x = 61.5 + 18
2x = 61.5 + 18

Combine like terms: 61.5 + 18 = 79.5
2x = 79.5

Divide each side by '2'.
x = 39.75

Simplifying
x = 39.75

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