10a-15-8a=-19+3a

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Solution for 10a-15-8a=-19+3a equation:


Simplifying
10a + -15 + -8a = -19 + 3a

Reorder the terms:
-15 + 10a + -8a = -19 + 3a

Combine like terms: 10a + -8a = 2a
-15 + 2a = -19 + 3a

Solving
-15 + 2a = -19 + 3a

Solving for variable 'a'.

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

Add '-3a' to each side of the equation.
-15 + 2a + -3a = -19 + 3a + -3a

Combine like terms: 2a + -3a = -1a
-15 + -1a = -19 + 3a + -3a

Combine like terms: 3a + -3a = 0
-15 + -1a = -19 + 0
-15 + -1a = -19

Add '15' to each side of the equation.
-15 + 15 + -1a = -19 + 15

Combine like terms: -15 + 15 = 0
0 + -1a = -19 + 15
-1a = -19 + 15

Combine like terms: -19 + 15 = -4
-1a = -4

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

Simplifying
a = 4

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