-53-12=13a

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Solution for -53-12=13a equation:


Simplifying
-53 + -12 = 13a

Combine like terms: -53 + -12 = -65
-65 = 13a

Solving
-65 = 13a

Solving for variable 'a'.

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

Add '-13a' to each side of the equation.
-65 + -13a = 13a + -13a

Combine like terms: 13a + -13a = 0
-65 + -13a = 0

Add '65' to each side of the equation.
-65 + 65 + -13a = 0 + 65

Combine like terms: -65 + 65 = 0
0 + -13a = 0 + 65
-13a = 0 + 65

Combine like terms: 0 + 65 = 65
-13a = 65

Divide each side by '-13'.
a = -5

Simplifying
a = -5

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