a-10=a+20

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Solution for a-10=a+20 equation:


Simplifying
a + -10 = a + 20

Reorder the terms:
-10 + a = a + 20

Reorder the terms:
-10 + a = 20 + a

Add '-1a' to each side of the equation.
-10 + a + -1a = 20 + a + -1a

Combine like terms: a + -1a = 0
-10 + 0 = 20 + a + -1a
-10 = 20 + a + -1a

Combine like terms: a + -1a = 0
-10 = 20 + 0
-10 = 20

Solving
-10 = 20

Couldn't find a variable to solve for.

This equation is invalid, the left and right sides are not equal, therefore there is no solution.

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