(x-2)+(x+7)=0

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Solution for (x-2)+(x+7)=0 equation:


Simplifying
(x + -2) + (x + 7) = 0

Reorder the terms:
(-2 + x) + (x + 7) = 0

Remove parenthesis around (-2 + x)
-2 + x + (x + 7) = 0

Reorder the terms:
-2 + x + (7 + x) = 0

Remove parenthesis around (7 + x)
-2 + x + 7 + x = 0

Reorder the terms:
-2 + 7 + x + x = 0

Combine like terms: -2 + 7 = 5
5 + x + x = 0

Combine like terms: x + x = 2x
5 + 2x = 0

Solving
5 + 2x = 0

Solving for variable 'x'.

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

Add '-5' to each side of the equation.
5 + -5 + 2x = 0 + -5

Combine like terms: 5 + -5 = 0
0 + 2x = 0 + -5
2x = 0 + -5

Combine like terms: 0 + -5 = -5
2x = -5

Divide each side by '2'.
x = -2.5

Simplifying
x = -2.5

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