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

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


Simplifying
(9x + 8) + -1(-4x + 9) = 0

Reorder the terms:
(8 + 9x) + -1(-4x + 9) = 0

Remove parenthesis around (8 + 9x)
8 + 9x + -1(-4x + 9) = 0

Reorder the terms:
8 + 9x + -1(9 + -4x) = 0
8 + 9x + (9 * -1 + -4x * -1) = 0
8 + 9x + (-9 + 4x) = 0

Reorder the terms:
8 + -9 + 9x + 4x = 0

Combine like terms: 8 + -9 = -1
-1 + 9x + 4x = 0

Combine like terms: 9x + 4x = 13x
-1 + 13x = 0

Solving
-1 + 13x = 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 + 13x = 0 + 1

Combine like terms: -1 + 1 = 0
0 + 13x = 0 + 1
13x = 0 + 1

Combine like terms: 0 + 1 = 1
13x = 1

Divide each side by '13'.
x = 0.07692307692

Simplifying
x = 0.07692307692

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