2x+8=9-(2x-4)

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Solution for 2x+8=9-(2x-4) equation:


Simplifying
2x + 8 = 9 + -1(2x + -4)

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

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

Combine like terms: 9 + 4 = 13
8 + 2x = 13 + -2x

Solving
8 + 2x = 13 + -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 = 13 + -2x + 2x

Combine like terms: 2x + 2x = 4x
8 + 4x = 13 + -2x + 2x

Combine like terms: -2x + 2x = 0
8 + 4x = 13 + 0
8 + 4x = 13

Add '-8' to each side of the equation.
8 + -8 + 4x = 13 + -8

Combine like terms: 8 + -8 = 0
0 + 4x = 13 + -8
4x = 13 + -8

Combine like terms: 13 + -8 = 5
4x = 5

Divide each side by '4'.
x = 1.25

Simplifying
x = 1.25

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