3x+8=9-x+1

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Solution for 3x+8=9-x+1 equation:


Simplifying
3x + 8 = 9 + -1x + 1

Reorder the terms:
8 + 3x = 9 + -1x + 1

Reorder the terms:
8 + 3x = 9 + 1 + -1x

Combine like terms: 9 + 1 = 10
8 + 3x = 10 + -1x

Solving
8 + 3x = 10 + -1x

Solving for variable 'x'.

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

Add 'x' to each side of the equation.
8 + 3x + x = 10 + -1x + x

Combine like terms: 3x + x = 4x
8 + 4x = 10 + -1x + x

Combine like terms: -1x + x = 0
8 + 4x = 10 + 0
8 + 4x = 10

Add '-8' to each side of the equation.
8 + -8 + 4x = 10 + -8

Combine like terms: 8 + -8 = 0
0 + 4x = 10 + -8
4x = 10 + -8

Combine like terms: 10 + -8 = 2
4x = 2

Divide each side by '4'.
x = 0.5

Simplifying
x = 0.5

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