-9a+6=10a+15

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Solution for -9a+6=10a+15 equation:


Simplifying
-9a + 6 = 10a + 15

Reorder the terms:
6 + -9a = 10a + 15

Reorder the terms:
6 + -9a = 15 + 10a

Solving
6 + -9a = 15 + 10a

Solving for variable 'a'.

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

Add '-10a' to each side of the equation.
6 + -9a + -10a = 15 + 10a + -10a

Combine like terms: -9a + -10a = -19a
6 + -19a = 15 + 10a + -10a

Combine like terms: 10a + -10a = 0
6 + -19a = 15 + 0
6 + -19a = 15

Add '-6' to each side of the equation.
6 + -6 + -19a = 15 + -6

Combine like terms: 6 + -6 = 0
0 + -19a = 15 + -6
-19a = 15 + -6

Combine like terms: 15 + -6 = 9
-19a = 9

Divide each side by '-19'.
a = -0.4736842105

Simplifying
a = -0.4736842105

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