3(2x-7)-7(x-8)=x-7-6+4x

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Solution for 3(2x-7)-7(x-8)=x-7-6+4x equation:


Simplifying
3(2x + -7) + -7(x + -8) = x + -7 + -6 + 4x

Reorder the terms:
3(-7 + 2x) + -7(x + -8) = x + -7 + -6 + 4x
(-7 * 3 + 2x * 3) + -7(x + -8) = x + -7 + -6 + 4x
(-21 + 6x) + -7(x + -8) = x + -7 + -6 + 4x

Reorder the terms:
-21 + 6x + -7(-8 + x) = x + -7 + -6 + 4x
-21 + 6x + (-8 * -7 + x * -7) = x + -7 + -6 + 4x
-21 + 6x + (56 + -7x) = x + -7 + -6 + 4x

Reorder the terms:
-21 + 56 + 6x + -7x = x + -7 + -6 + 4x

Combine like terms: -21 + 56 = 35
35 + 6x + -7x = x + -7 + -6 + 4x

Combine like terms: 6x + -7x = -1x
35 + -1x = x + -7 + -6 + 4x

Reorder the terms:
35 + -1x = -7 + -6 + x + 4x

Combine like terms: -7 + -6 = -13
35 + -1x = -13 + x + 4x

Combine like terms: x + 4x = 5x
35 + -1x = -13 + 5x

Solving
35 + -1x = -13 + 5x

Solving for variable 'x'.

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

Add '-5x' to each side of the equation.
35 + -1x + -5x = -13 + 5x + -5x

Combine like terms: -1x + -5x = -6x
35 + -6x = -13 + 5x + -5x

Combine like terms: 5x + -5x = 0
35 + -6x = -13 + 0
35 + -6x = -13

Add '-35' to each side of the equation.
35 + -35 + -6x = -13 + -35

Combine like terms: 35 + -35 = 0
0 + -6x = -13 + -35
-6x = -13 + -35

Combine like terms: -13 + -35 = -48
-6x = -48

Divide each side by '-6'.
x = 8

Simplifying
x = 8

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