(3x+7)-(-8x+9)=

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Solution for (3x+7)-(-8x+9)= equation:


Simplifying
(3x + 7) + -1(-8x + 9) = 0

Reorder the terms:
(7 + 3x) + -1(-8x + 9) = 0

Remove parenthesis around (7 + 3x)
7 + 3x + -1(-8x + 9) = 0

Reorder the terms:
7 + 3x + -1(9 + -8x) = 0
7 + 3x + (9 * -1 + -8x * -1) = 0
7 + 3x + (-9 + 8x) = 0

Reorder the terms:
7 + -9 + 3x + 8x = 0

Combine like terms: 7 + -9 = -2
-2 + 3x + 8x = 0

Combine like terms: 3x + 8x = 11x
-2 + 11x = 0

Solving
-2 + 11x = 0

Solving for variable 'x'.

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

Add '2' to each side of the equation.
-2 + 2 + 11x = 0 + 2

Combine like terms: -2 + 2 = 0
0 + 11x = 0 + 2
11x = 0 + 2

Combine like terms: 0 + 2 = 2
11x = 2

Divide each side by '11'.
x = 0.1818181818

Simplifying
x = 0.1818181818

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