(x+4)+(x-9)=

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Solution for (x+4)+(x-9)= equation:


Simplifying
(x + 4) + (x + -9) = 0

Reorder the terms:
(4 + x) + (x + -9) = 0

Remove parenthesis around (4 + x)
4 + x + (x + -9) = 0

Reorder the terms:
4 + x + (-9 + x) = 0

Remove parenthesis around (-9 + x)
4 + x + -9 + x = 0

Reorder the terms:
4 + -9 + x + x = 0

Combine like terms: 4 + -9 = -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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