3(1-x)-4=7-2x

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Solution for 3(1-x)-4=7-2x equation:


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

Reorder the terms:
3 + -4 + -3x = 7 + -2x

Combine like terms: 3 + -4 = -1
-1 + -3x = 7 + -2x

Solving
-1 + -3x = 7 + -2x

Solving for variable 'x'.

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

Add '2x' to each side of the equation.
-1 + -3x + 2x = 7 + -2x + 2x

Combine like terms: -3x + 2x = -1x
-1 + -1x = 7 + -2x + 2x

Combine like terms: -2x + 2x = 0
-1 + -1x = 7 + 0
-1 + -1x = 7

Add '1' to each side of the equation.
-1 + 1 + -1x = 7 + 1

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

Combine like terms: 7 + 1 = 8
-1x = 8

Divide each side by '-1'.
x = -8

Simplifying
x = -8

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