4x-5(3x+4x)=126

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Solution for 4x-5(3x+4x)=126 equation: 


Simplifying
4x + -5(3x + 4x) = 126

Combine like terms: 3x + 4x = 7x
4x + -5(7x) = 126

Remove parenthesis around (7x)
4x + -5 * 7x = 126

Multiply -5 * 7
4x + -35x = 126

Combine like terms: 4x + -35x = -31x
-31x = 126

Solving
-31x = 126

Solving for variable 'x'.

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

Divide each side by '-31'.
x = -4.064516129

Simplifying
x = -4.064516129

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