-9-21=35-x

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


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

Combine like terms: -9 + -21 = -30
-30 = 35 + -1x

Solving
-30 = 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.
-30 + x = 35 + -1x + x

Combine like terms: -1x + x = 0
-30 + x = 35 + 0
-30 + x = 35

Add '30' to each side of the equation.
-30 + 30 + x = 35 + 30

Combine like terms: -30 + 30 = 0
0 + x = 35 + 30
x = 35 + 30

Combine like terms: 35 + 30 = 65
x = 65

Simplifying
x = 65

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