4+4=x-9

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Solution for 4+4=x-9 equation:


Simplifying
4 + 4 = x + -9

Combine like terms: 4 + 4 = 8
8 = x + -9

Reorder the terms:
8 = -9 + x

Solving
8 = -9 + x

Solving for variable 'x'.

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

Add '-1x' to each side of the equation.
8 + -1x = -9 + x + -1x

Combine like terms: x + -1x = 0
8 + -1x = -9 + 0
8 + -1x = -9

Add '-8' to each side of the equation.
8 + -8 + -1x = -9 + -8

Combine like terms: 8 + -8 = 0
0 + -1x = -9 + -8
-1x = -9 + -8

Combine like terms: -9 + -8 = -17
-1x = -17

Divide each side by '-1'.
x = 17

Simplifying
x = 17

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