9-1(x+2)=-2(4-x)

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Solution for 9-1(x+2)=-2(4-x) equation:


Simplifying
9 + -1(x + 2) = -2(4 + -1x)

Reorder the terms:
9 + -1(2 + x) = -2(4 + -1x)
9 + (2 * -1 + x * -1) = -2(4 + -1x)
9 + (-2 + -1x) = -2(4 + -1x)

Combine like terms: 9 + -2 = 7
7 + -1x = -2(4 + -1x)
7 + -1x = (4 * -2 + -1x * -2)
7 + -1x = (-8 + 2x)

Solving
7 + -1x = -8 + 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.
7 + -1x + -2x = -8 + 2x + -2x

Combine like terms: -1x + -2x = -3x
7 + -3x = -8 + 2x + -2x

Combine like terms: 2x + -2x = 0
7 + -3x = -8 + 0
7 + -3x = -8

Add '-7' to each side of the equation.
7 + -7 + -3x = -8 + -7

Combine like terms: 7 + -7 = 0
0 + -3x = -8 + -7
-3x = -8 + -7

Combine like terms: -8 + -7 = -15
-3x = -15

Divide each side by '-3'.
x = 5

Simplifying
x = 5

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