3+9x=11-x

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Solution for 3+9x=11-x equation:


Simplifying
3 + 9x = 11 + -1x

Solving
3 + 9x = 11 + -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.
3 + 9x + x = 11 + -1x + x

Combine like terms: 9x + x = 10x
3 + 10x = 11 + -1x + x

Combine like terms: -1x + x = 0
3 + 10x = 11 + 0
3 + 10x = 11

Add '-3' to each side of the equation.
3 + -3 + 10x = 11 + -3

Combine like terms: 3 + -3 = 0
0 + 10x = 11 + -3
10x = 11 + -3

Combine like terms: 11 + -3 = 8
10x = 8

Divide each side by '10'.
x = 0.8

Simplifying
x = 0.8

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