21-9x=35-x

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Solution for 21-9x=35-x equation:


Simplifying
21 + -9x = 35 + -1x

Solving
21 + -9x = 35 + -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.
21 + -9x + x = 35 + -1x + x

Combine like terms: -9x + x = -8x
21 + -8x = 35 + -1x + x

Combine like terms: -1x + x = 0
21 + -8x = 35 + 0
21 + -8x = 35

Add '-21' to each side of the equation.
21 + -21 + -8x = 35 + -21

Combine like terms: 21 + -21 = 0
0 + -8x = 35 + -21
-8x = 35 + -21

Combine like terms: 35 + -21 = 14
-8x = 14

Divide each side by '-8'.
x = -1.75

Simplifying
x = -1.75

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