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

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


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

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

Combine like terms: 3x + x = 4x
-12 + 4x = 2(x + 1)

Reorder the terms:
-12 + 4x = 2(1 + x)
-12 + 4x = (1 * 2 + x * 2)
-12 + 4x = (2 + 2x)

Solving
-12 + 4x = 2 + 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.
-12 + 4x + -2x = 2 + 2x + -2x

Combine like terms: 4x + -2x = 2x
-12 + 2x = 2 + 2x + -2x

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

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

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

Combine like terms: 2 + 12 = 14
2x = 14

Divide each side by '2'.
x = 7

Simplifying
x = 7

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