(x-4)=9

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Solution for (x-4)=9 equation: 


Simplifying
(x + -4) = 9

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

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

Solving
-4 + x = 9

Solving for variable 'x'.

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

Add '4' to each side of the equation.
-4 + 4 + x = 9 + 4

Combine like terms: -4 + 4 = 0
0 + x = 9 + 4
x = 9 + 4

Combine like terms: 9 + 4 = 13
x = 13

Simplifying
x = 13

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