4(x-1)+2(x-7)=12

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Solution for 4(x-1)+2(x-7)=12 equation:


Simplifying
4(x + -1) + 2(x + -7) = 12

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

Reorder the terms:
-4 + 4x + 2(-7 + x) = 12
-4 + 4x + (-7 * 2 + x * 2) = 12
-4 + 4x + (-14 + 2x) = 12

Reorder the terms:
-4 + -14 + 4x + 2x = 12

Combine like terms: -4 + -14 = -18
-18 + 4x + 2x = 12

Combine like terms: 4x + 2x = 6x
-18 + 6x = 12

Solving
-18 + 6x = 12

Solving for variable 'x'.

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

Add '18' to each side of the equation.
-18 + 18 + 6x = 12 + 18

Combine like terms: -18 + 18 = 0
0 + 6x = 12 + 18
6x = 12 + 18

Combine like terms: 12 + 18 = 30
6x = 30

Divide each side by '6'.
x = 5

Simplifying
x = 5

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