10a+15=2a-6+3a

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Solution for 10a+15=2a-6+3a equation:


Simplifying
10a + 15 = 2a + -6 + 3a

Reorder the terms:
15 + 10a = 2a + -6 + 3a

Reorder the terms:
15 + 10a = -6 + 2a + 3a

Combine like terms: 2a + 3a = 5a
15 + 10a = -6 + 5a

Solving
15 + 10a = -6 + 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 + 10a + -5a = -6 + 5a + -5a

Combine like terms: 10a + -5a = 5a
15 + 5a = -6 + 5a + -5a

Combine like terms: 5a + -5a = 0
15 + 5a = -6 + 0
15 + 5a = -6

Add '-15' to each side of the equation.
15 + -15 + 5a = -6 + -15

Combine like terms: 15 + -15 = 0
0 + 5a = -6 + -15
5a = -6 + -15

Combine like terms: -6 + -15 = -21
5a = -21

Divide each side by '5'.
a = -4.2

Simplifying
a = -4.2

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