13=4a+4+5

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


Simplifying
13 = 4a + 4 + 5

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

Combine like terms: 4 + 5 = 9
13 = 9 + 4a

Solving
13 = 9 + 4a

Solving for variable 'a'.

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

Add '-4a' to each side of the equation.
13 + -4a = 9 + 4a + -4a

Combine like terms: 4a + -4a = 0
13 + -4a = 9 + 0
13 + -4a = 9

Add '-13' to each side of the equation.
13 + -13 + -4a = 9 + -13

Combine like terms: 13 + -13 = 0
0 + -4a = 9 + -13
-4a = 9 + -13

Combine like terms: 9 + -13 = -4
-4a = -4

Divide each side by '-4'.
a = 1

Simplifying
a = 1

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