3a-10=11

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Solution for 3a-10=11 equation: 


Simplifying
3a + -10 = 11

Reorder the terms:
-10 + 3a = 11

Solving
-10 + 3a = 11

Solving for variable 'a'.

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

Add '10' to each side of the equation.
-10 + 10 + 3a = 11 + 10

Combine like terms: -10 + 10 = 0
0 + 3a = 11 + 10
3a = 11 + 10

Combine like terms: 11 + 10 = 21
3a = 21

Divide each side by '3'.
a = 7

Simplifying
a = 7

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