7x-3(4-2x)=6(x-5)-12

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Solution for 7x-3(4-2x)=6(x-5)-12 equation:


Simplifying
7x + -3(4 + -2x) = 6(x + -5) + -12
7x + (4 * -3 + -2x * -3) = 6(x + -5) + -12
7x + (-12 + 6x) = 6(x + -5) + -12

Reorder the terms:
-12 + 7x + 6x = 6(x + -5) + -12

Combine like terms: 7x + 6x = 13x
-12 + 13x = 6(x + -5) + -12

Reorder the terms:
-12 + 13x = 6(-5 + x) + -12
-12 + 13x = (-5 * 6 + x * 6) + -12
-12 + 13x = (-30 + 6x) + -12

Reorder the terms:
-12 + 13x = -30 + -12 + 6x

Combine like terms: -30 + -12 = -42
-12 + 13x = -42 + 6x

Solving
-12 + 13x = -42 + 6x

Solving for variable 'x'.

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

Add '-6x' to each side of the equation.
-12 + 13x + -6x = -42 + 6x + -6x

Combine like terms: 13x + -6x = 7x
-12 + 7x = -42 + 6x + -6x

Combine like terms: 6x + -6x = 0
-12 + 7x = -42 + 0
-12 + 7x = -42

Add '12' to each side of the equation.
-12 + 12 + 7x = -42 + 12

Combine like terms: -12 + 12 = 0
0 + 7x = -42 + 12
7x = -42 + 12

Combine like terms: -42 + 12 = -30
7x = -30

Divide each side by '7'.
x = -4.285714286

Simplifying
x = -4.285714286

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