3x+7(-x+4)=2(x-5)+6x

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Solution for 3x+7(-x+4)=2(x-5)+6x equation:


Simplifying
3x + 7(-1x + 4) = 2(x + -5) + 6x

Reorder the terms:
3x + 7(4 + -1x) = 2(x + -5) + 6x
3x + (4 * 7 + -1x * 7) = 2(x + -5) + 6x
3x + (28 + -7x) = 2(x + -5) + 6x

Reorder the terms:
28 + 3x + -7x = 2(x + -5) + 6x

Combine like terms: 3x + -7x = -4x
28 + -4x = 2(x + -5) + 6x

Reorder the terms:
28 + -4x = 2(-5 + x) + 6x
28 + -4x = (-5 * 2 + x * 2) + 6x
28 + -4x = (-10 + 2x) + 6x

Combine like terms: 2x + 6x = 8x
28 + -4x = -10 + 8x

Solving
28 + -4x = -10 + 8x

Solving for variable 'x'.

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

Add '-8x' to each side of the equation.
28 + -4x + -8x = -10 + 8x + -8x

Combine like terms: -4x + -8x = -12x
28 + -12x = -10 + 8x + -8x

Combine like terms: 8x + -8x = 0
28 + -12x = -10 + 0
28 + -12x = -10

Add '-28' to each side of the equation.
28 + -28 + -12x = -10 + -28

Combine like terms: 28 + -28 = 0
0 + -12x = -10 + -28
-12x = -10 + -28

Combine like terms: -10 + -28 = -38
-12x = -38

Divide each side by '-12'.
x = 3.166666667

Simplifying
x = 3.166666667

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