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

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


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

Reorder the terms:
3(-4 + 2x) + 4(4 + -1x) = x + 7
(-4 * 3 + 2x * 3) + 4(4 + -1x) = x + 7
(-12 + 6x) + 4(4 + -1x) = x + 7
-12 + 6x + (4 * 4 + -1x * 4) = x + 7
-12 + 6x + (16 + -4x) = x + 7

Reorder the terms:
-12 + 16 + 6x + -4x = x + 7

Combine like terms: -12 + 16 = 4
4 + 6x + -4x = x + 7

Combine like terms: 6x + -4x = 2x
4 + 2x = x + 7

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

Solving
4 + 2x = 7 + x

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.
4 + 2x + -1x = 7 + x + -1x

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

Combine like terms: x + -1x = 0
4 + 1x = 7 + 0
4 + 1x = 7

Add '-4' to each side of the equation.
4 + -4 + 1x = 7 + -4

Combine like terms: 4 + -4 = 0
0 + 1x = 7 + -4
1x = 7 + -4

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

Divide each side by '1'.
x = 3

Simplifying
x = 3

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