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

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


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

Remove parenthesis around (3 + -4x)
3 + -4x = 3x + -1(x + -7) * 2

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

Reorder the terms for easier multiplication:
3 + -4x = 3x + -1 * 2(-7 + x)

Multiply -1 * 2
3 + -4x = 3x + -2(-7 + x)
3 + -4x = 3x + (-7 * -2 + x * -2)
3 + -4x = 3x + (14 + -2x)

Reorder the terms:
3 + -4x = 14 + 3x + -2x

Combine like terms: 3x + -2x = 1x
3 + -4x = 14 + 1x

Solving
3 + -4x = 14 + 1x

Solving for variable 'x'.

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

Add '-1x' to each side of the equation.
3 + -4x + -1x = 14 + 1x + -1x

Combine like terms: -4x + -1x = -5x
3 + -5x = 14 + 1x + -1x

Combine like terms: 1x + -1x = 0
3 + -5x = 14 + 0
3 + -5x = 14

Add '-3' to each side of the equation.
3 + -3 + -5x = 14 + -3

Combine like terms: 3 + -3 = 0
0 + -5x = 14 + -3
-5x = 14 + -3

Combine like terms: 14 + -3 = 11
-5x = 11

Divide each side by '-5'.
x = -2.2

Simplifying
x = -2.2

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