126=4x+7x+5

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Solution for 126=4x+7x+5 equation:


Simplifying
126 = 4x + 7x + 5

Reorder the terms:
126 = 5 + 4x + 7x

Combine like terms: 4x + 7x = 11x
126 = 5 + 11x

Solving
126 = 5 + 11x

Solving for variable 'x'.

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

Add '-11x' to each side of the equation.
126 + -11x = 5 + 11x + -11x

Combine like terms: 11x + -11x = 0
126 + -11x = 5 + 0
126 + -11x = 5

Add '-126' to each side of the equation.
126 + -126 + -11x = 5 + -126

Combine like terms: 126 + -126 = 0
0 + -11x = 5 + -126
-11x = 5 + -126

Combine like terms: 5 + -126 = -121
-11x = -121

Divide each side by '-11'.
x = 11

Simplifying
x = 11

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