3-(-4+x)=12-3x

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Solution for 3-(-4+x)=12-3x equation:


Simplifying
3 + -1(-4 + x) = 12 + -3x
3 + (-4 * -1 + x * -1) = 12 + -3x
3 + (4 + -1x) = 12 + -3x

Combine like terms: 3 + 4 = 7
7 + -1x = 12 + -3x

Solving
7 + -1x = 12 + -3x

Solving for variable 'x'.

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

Add '3x' to each side of the equation.
7 + -1x + 3x = 12 + -3x + 3x

Combine like terms: -1x + 3x = 2x
7 + 2x = 12 + -3x + 3x

Combine like terms: -3x + 3x = 0
7 + 2x = 12 + 0
7 + 2x = 12

Add '-7' to each side of the equation.
7 + -7 + 2x = 12 + -7

Combine like terms: 7 + -7 = 0
0 + 2x = 12 + -7
2x = 12 + -7

Combine like terms: 12 + -7 = 5
2x = 5

Divide each side by '2'.
x = 2.5

Simplifying
x = 2.5

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