3x-10=21+3y

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Solution for 3x-10=21+3y equation:


Simplifying
3x + -10 = 21 + 3y

Reorder the terms:
-10 + 3x = 21 + 3y

Solving
-10 + 3x = 21 + 3y

Solving for variable 'x'.

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

Add '10' to each side of the equation.
-10 + 10 + 3x = 21 + 10 + 3y

Combine like terms: -10 + 10 = 0
0 + 3x = 21 + 10 + 3y
3x = 21 + 10 + 3y

Combine like terms: 21 + 10 = 31
3x = 31 + 3y

Divide each side by '3'.
x = 10.33333333 + y

Simplifying
x = 10.33333333 + y

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