2a+15=3+5a

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Solution for 2a+15=3+5a equation:


Simplifying
2a + 15 = 3 + 5a

Reorder the terms:
15 + 2a = 3 + 5a

Solving
15 + 2a = 3 + 5a

Solving for variable 'a'.

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

Add '-5a' to each side of the equation.
15 + 2a + -5a = 3 + 5a + -5a

Combine like terms: 2a + -5a = -3a
15 + -3a = 3 + 5a + -5a

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

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

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

Combine like terms: 3 + -15 = -12
-3a = -12

Divide each side by '-3'.
a = 4

Simplifying
a = 4

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