5x+7=9-(2x-8)

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Solution for 5x+7=9-(2x-8) equation:


Simplifying
5x + 7 = 9 + -1(2x + -8)

Reorder the terms:
7 + 5x = 9 + -1(2x + -8)

Reorder the terms:
7 + 5x = 9 + -1(-8 + 2x)
7 + 5x = 9 + (-8 * -1 + 2x * -1)
7 + 5x = 9 + (8 + -2x)

Combine like terms: 9 + 8 = 17
7 + 5x = 17 + -2x

Solving
7 + 5x = 17 + -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 + 5x + 2x = 17 + -2x + 2x

Combine like terms: 5x + 2x = 7x
7 + 7x = 17 + -2x + 2x

Combine like terms: -2x + 2x = 0
7 + 7x = 17 + 0
7 + 7x = 17

Add '-7' to each side of the equation.
7 + -7 + 7x = 17 + -7

Combine like terms: 7 + -7 = 0
0 + 7x = 17 + -7
7x = 17 + -7

Combine like terms: 17 + -7 = 10
7x = 10

Divide each side by '7'.
x = 1.428571429

Simplifying
x = 1.428571429

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