-a+10=13

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Solution for -a+10=13 equation:


Simplifying
-1a + 10 = 13

Reorder the terms:
10 + -1a = 13

Solving
10 + -1a = 13

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 + -1a = 13 + -10

Combine like terms: 10 + -10 = 0
0 + -1a = 13 + -10
-1a = 13 + -10

Combine like terms: 13 + -10 = 3
-1a = 3

Divide each side by '-1'.
a = -3

Simplifying
a = -3

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