2(x-1)=-2(x+9)

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Solution for 2(x-1)=-2(x+9) equation:


Simplifying
2(x + -1) = -2(x + 9)

Reorder the terms:
2(-1 + x) = -2(x + 9)
(-1 * 2 + x * 2) = -2(x + 9)
(-2 + 2x) = -2(x + 9)

Reorder the terms:
-2 + 2x = -2(9 + x)
-2 + 2x = (9 * -2 + x * -2)
-2 + 2x = (-18 + -2x)

Solving
-2 + 2x = -18 + -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.
-2 + 2x + 2x = -18 + -2x + 2x

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

Combine like terms: -2x + 2x = 0
-2 + 4x = -18 + 0
-2 + 4x = -18

Add '2' to each side of the equation.
-2 + 2 + 4x = -18 + 2

Combine like terms: -2 + 2 = 0
0 + 4x = -18 + 2
4x = -18 + 2

Combine like terms: -18 + 2 = -16
4x = -16

Divide each side by '4'.
x = -4

Simplifying
x = -4

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