13a-5=a+4

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Solution for 13a-5=a+4 equation:


Simplifying
13a + -5 = a + 4

Reorder the terms:
-5 + 13a = a + 4

Reorder the terms:
-5 + 13a = 4 + a

Solving
-5 + 13a = 4 + a

Solving for variable 'a'.

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

Add '-1a' to each side of the equation.
-5 + 13a + -1a = 4 + a + -1a

Combine like terms: 13a + -1a = 12a
-5 + 12a = 4 + a + -1a

Combine like terms: a + -1a = 0
-5 + 12a = 4 + 0
-5 + 12a = 4

Add '5' to each side of the equation.
-5 + 5 + 12a = 4 + 5

Combine like terms: -5 + 5 = 0
0 + 12a = 4 + 5
12a = 4 + 5

Combine like terms: 4 + 5 = 9
12a = 9

Divide each side by '12'.
a = 0.75

Simplifying
a = 0.75

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