x+(x-15)=210

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Solution for x+(x-15)=210 equation:


Simplifying
x + (x + -15) = 210

Reorder the terms:
x + (-15 + x) = 210

Remove parenthesis around (-15 + x)
x + -15 + x = 210

Reorder the terms:
-15 + x + x = 210

Combine like terms: x + x = 2x
-15 + 2x = 210

Solving
-15 + 2x = 210

Solving for variable 'x'.

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

Add '15' to each side of the equation.
-15 + 15 + 2x = 210 + 15

Combine like terms: -15 + 15 = 0
0 + 2x = 210 + 15
2x = 210 + 15

Combine like terms: 210 + 15 = 225
2x = 225

Divide each side by '2'.
x = 112.5

Simplifying
x = 112.5

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