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

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


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

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

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

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

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

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

Combine like terms: 7 + 9 = 16
16 + 3x + -8x = 0

Combine like terms: 3x + -8x = -5x
16 + -5x = 0

Solving
16 + -5x = 0

Solving for variable 'x'.

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

Add '-16' to each side of the equation.
16 + -16 + -5x = 0 + -16

Combine like terms: 16 + -16 = 0
0 + -5x = 0 + -16
-5x = 0 + -16

Combine like terms: 0 + -16 = -16
-5x = -16

Divide each side by '-5'.
x = 3.2

Simplifying
x = 3.2

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