x+7+9=4

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Solution for x+7+9=4 equation: 


Simplifying
x + 7 + 9 = 4

Reorder the terms:
7 + 9 + x = 4

Combine like terms: 7 + 9 = 16
16 + x = 4

Solving
16 + x = 4

Solving for variable 'x'.

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

Add '-16' to each side of the equation.
16 + -16 + x = 4 + -16

Combine like terms: 16 + -16 = 0
0 + x = 4 + -16
x = 4 + -16

Combine like terms: 4 + -16 = -12
x = -12

Simplifying
x = -12

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