8-7x=3x+9

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


Simplifying
8 + -7x = 3x + 9

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

Solving
8 + -7x = 9 + 3x

Solving for variable 'x'.

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

Add '-3x' to each side of the equation.
8 + -7x + -3x = 9 + 3x + -3x

Combine like terms: -7x + -3x = -10x
8 + -10x = 9 + 3x + -3x

Combine like terms: 3x + -3x = 0
8 + -10x = 9 + 0
8 + -10x = 9

Add '-8' to each side of the equation.
8 + -8 + -10x = 9 + -8

Combine like terms: 8 + -8 = 0
0 + -10x = 9 + -8
-10x = 9 + -8

Combine like terms: 9 + -8 = 1
-10x = 1

Divide each side by '-10'.
x = -0.1

Simplifying
x = -0.1

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