2(3x-3)-2(x+1)=15

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Solution for 2(3x-3)-2(x+1)=15 equation:


Simplifying
2(3x + -3) + -2(x + 1) = 15

Reorder the terms:
2(-3 + 3x) + -2(x + 1) = 15
(-3 * 2 + 3x * 2) + -2(x + 1) = 15
(-6 + 6x) + -2(x + 1) = 15

Reorder the terms:
-6 + 6x + -2(1 + x) = 15
-6 + 6x + (1 * -2 + x * -2) = 15
-6 + 6x + (-2 + -2x) = 15

Reorder the terms:
-6 + -2 + 6x + -2x = 15

Combine like terms: -6 + -2 = -8
-8 + 6x + -2x = 15

Combine like terms: 6x + -2x = 4x
-8 + 4x = 15

Solving
-8 + 4x = 15

Solving for variable 'x'.

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

Add '8' to each side of the equation.
-8 + 8 + 4x = 15 + 8

Combine like terms: -8 + 8 = 0
0 + 4x = 15 + 8
4x = 15 + 8

Combine like terms: 15 + 8 = 23
4x = 23

Divide each side by '4'.
x = 5.75

Simplifying
x = 5.75

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