2x+7(-5x-15)=126

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Solution for 2x+7(-5x-15)=126 equation:


Simplifying
2x + 7(-5x + -15) = 126

Reorder the terms:
2x + 7(-15 + -5x) = 126
2x + (-15 * 7 + -5x * 7) = 126
2x + (-105 + -35x) = 126

Reorder the terms:
-105 + 2x + -35x = 126

Combine like terms: 2x + -35x = -33x
-105 + -33x = 126

Solving
-105 + -33x = 126

Solving for variable 'x'.

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

Add '105' to each side of the equation.
-105 + 105 + -33x = 126 + 105

Combine like terms: -105 + 105 = 0
0 + -33x = 126 + 105
-33x = 126 + 105

Combine like terms: 126 + 105 = 231
-33x = 231

Divide each side by '-33'.
x = -7

Simplifying
x = -7

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