3(3x+2)-7(x+8)=126

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Solution for 3(3x+2)-7(x+8)=126 equation:


Simplifying
3(3x + 2) + -7(x + 8) = 126

Reorder the terms:
3(2 + 3x) + -7(x + 8) = 126
(2 * 3 + 3x * 3) + -7(x + 8) = 126
(6 + 9x) + -7(x + 8) = 126

Reorder the terms:
6 + 9x + -7(8 + x) = 126
6 + 9x + (8 * -7 + x * -7) = 126
6 + 9x + (-56 + -7x) = 126

Reorder the terms:
6 + -56 + 9x + -7x = 126

Combine like terms: 6 + -56 = -50
-50 + 9x + -7x = 126

Combine like terms: 9x + -7x = 2x
-50 + 2x = 126

Solving
-50 + 2x = 126

Solving for variable 'x'.

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

Add '50' to each side of the equation.
-50 + 50 + 2x = 126 + 50

Combine like terms: -50 + 50 = 0
0 + 2x = 126 + 50
2x = 126 + 50

Combine like terms: 126 + 50 = 176
2x = 176

Divide each side by '2'.
x = 88

Simplifying
x = 88

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