-6x+3(4x-7)=7x-20

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Solution for -6x+3(4x-7)=7x-20 equation:


Simplifying
-6x + 3(4x + -7) = 7x + -20

Reorder the terms:
-6x + 3(-7 + 4x) = 7x + -20
-6x + (-7 * 3 + 4x * 3) = 7x + -20
-6x + (-21 + 12x) = 7x + -20

Reorder the terms:
-21 + -6x + 12x = 7x + -20

Combine like terms: -6x + 12x = 6x
-21 + 6x = 7x + -20

Reorder the terms:
-21 + 6x = -20 + 7x

Solving
-21 + 6x = -20 + 7x

Solving for variable 'x'.

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

Add '-7x' to each side of the equation.
-21 + 6x + -7x = -20 + 7x + -7x

Combine like terms: 6x + -7x = -1x
-21 + -1x = -20 + 7x + -7x

Combine like terms: 7x + -7x = 0
-21 + -1x = -20 + 0
-21 + -1x = -20

Add '21' to each side of the equation.
-21 + 21 + -1x = -20 + 21

Combine like terms: -21 + 21 = 0
0 + -1x = -20 + 21
-1x = -20 + 21

Combine like terms: -20 + 21 = 1
-1x = 1

Divide each side by '-1'.
x = -1

Simplifying
x = -1

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