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

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


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

Reorder the terms:
2(-4 + x) = 9 + -2(x + 1)
(-4 * 2 + x * 2) = 9 + -2(x + 1)
(-8 + 2x) = 9 + -2(x + 1)

Reorder the terms:
-8 + 2x = 9 + -2(1 + x)
-8 + 2x = 9 + (1 * -2 + x * -2)
-8 + 2x = 9 + (-2 + -2x)

Combine like terms: 9 + -2 = 7
-8 + 2x = 7 + -2x

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

Combine like terms: 2x + 2x = 4x
-8 + 4x = 7 + -2x + 2x

Combine like terms: -2x + 2x = 0
-8 + 4x = 7 + 0
-8 + 4x = 7

Add '8' to each side of the equation.
-8 + 8 + 4x = 7 + 8

Combine like terms: -8 + 8 = 0
0 + 4x = 7 + 8
4x = 7 + 8

Combine like terms: 7 + 8 = 15
4x = 15

Divide each side by '4'.
x = 3.75

Simplifying
x = 3.75

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