a+5=4a+15

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Solution for a+5=4a+15 equation:


Simplifying
a + 5 = 4a + 15

Reorder the terms:
5 + a = 4a + 15

Reorder the terms:
5 + a = 15 + 4a

Solving
5 + a = 15 + 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.
5 + a + -4a = 15 + 4a + -4a

Combine like terms: a + -4a = -3a
5 + -3a = 15 + 4a + -4a

Combine like terms: 4a + -4a = 0
5 + -3a = 15 + 0
5 + -3a = 15

Add '-5' to each side of the equation.
5 + -5 + -3a = 15 + -5

Combine like terms: 5 + -5 = 0
0 + -3a = 15 + -5
-3a = 15 + -5

Combine like terms: 15 + -5 = 10
-3a = 10

Divide each side by '-3'.
a = -3.333333333

Simplifying
a = -3.333333333

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