4+12=103+x

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Solution for 4+12=103+x equation: 


Simplifying
4 + 12 = 103 + x

Combine like terms: 4 + 12 = 16
16 = 103 + x

Solving
16 = 103 + 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.
16 + -1x = 103 + x + -1x

Combine like terms: x + -1x = 0
16 + -1x = 103 + 0
16 + -1x = 103

Add '-16' to each side of the equation.
16 + -16 + -1x = 103 + -16

Combine like terms: 16 + -16 = 0
0 + -1x = 103 + -16
-1x = 103 + -16

Combine like terms: 103 + -16 = 87
-1x = 87

Divide each side by '-1'.
x = -87

Simplifying
x = -87

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