7x+9=7-(6x-8)

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Solution for 7x+9=7-(6x-8) equation:


Simplifying
7x + 9 = 7 + -1(6x + -8)

Reorder the terms:
9 + 7x = 7 + -1(6x + -8)

Reorder the terms:
9 + 7x = 7 + -1(-8 + 6x)
9 + 7x = 7 + (-8 * -1 + 6x * -1)
9 + 7x = 7 + (8 + -6x)

Combine like terms: 7 + 8 = 15
9 + 7x = 15 + -6x

Solving
9 + 7x = 15 + -6x

Solving for variable 'x'.

Move all terms containing x to the left, all other terms to the right.

Add '6x' to each side of the equation.
9 + 7x + 6x = 15 + -6x + 6x

Combine like terms: 7x + 6x = 13x
9 + 13x = 15 + -6x + 6x

Combine like terms: -6x + 6x = 0
9 + 13x = 15 + 0
9 + 13x = 15

Add '-9' to each side of the equation.
9 + -9 + 13x = 15 + -9

Combine like terms: 9 + -9 = 0
0 + 13x = 15 + -9
13x = 15 + -9

Combine like terms: 15 + -9 = 6
13x = 6

Divide each side by '13'.
x = 0.4615384615

Simplifying
x = 0.4615384615

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