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

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


Simplifying
(2x + 8) + -1(-7x + 9) = 0

Reorder the terms:
(8 + 2x) + -1(-7x + 9) = 0

Remove parenthesis around (8 + 2x)
8 + 2x + -1(-7x + 9) = 0

Reorder the terms:
8 + 2x + -1(9 + -7x) = 0
8 + 2x + (9 * -1 + -7x * -1) = 0
8 + 2x + (-9 + 7x) = 0

Reorder the terms:
8 + -9 + 2x + 7x = 0

Combine like terms: 8 + -9 = -1
-1 + 2x + 7x = 0

Combine like terms: 2x + 7x = 9x
-1 + 9x = 0

Solving
-1 + 9x = 0

Solving for variable 'x'.

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

Add '1' to each side of the equation.
-1 + 1 + 9x = 0 + 1

Combine like terms: -1 + 1 = 0
0 + 9x = 0 + 1
9x = 0 + 1

Combine like terms: 0 + 1 = 1
9x = 1

Divide each side by '9'.
x = 0.1111111111

Simplifying
x = 0.1111111111

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