x+9=21solve

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Solution for x+9=21solve equation:


Simplifying
x + 9 = 21solve

Reorder the terms:
9 + x = 21solve

Solving
9 + x = 21elosv

Solving for variable 'x'.

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

Add '-9' to each side of the equation.
9 + -9 + x = -9 + 21elosv

Combine like terms: 9 + -9 = 0
0 + x = -9 + 21elosv
x = -9 + 21elosv

Simplifying
x = -9 + 21elosv

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