103=7x+5x+7

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Solution for 103=7x+5x+7 equation:


Simplifying
103 = 7x + 5x + 7

Reorder the terms:
103 = 7 + 7x + 5x

Combine like terms: 7x + 5x = 12x
103 = 7 + 12x

Solving
103 = 7 + 12x

Solving for variable 'x'.

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

Add '-12x' to each side of the equation.
103 + -12x = 7 + 12x + -12x

Combine like terms: 12x + -12x = 0
103 + -12x = 7 + 0
103 + -12x = 7

Add '-103' to each side of the equation.
103 + -103 + -12x = 7 + -103

Combine like terms: 103 + -103 = 0
0 + -12x = 7 + -103
-12x = 7 + -103

Combine like terms: 7 + -103 = -96
-12x = -96

Divide each side by '-12'.
x = 8

Simplifying
x = 8

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