6=-9a+15

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Solution for 6=-9a+15 equation:


Simplifying
6 = -9a + 15

Reorder the terms:
6 = 15 + -9a

Solving
6 = 15 + -9a

Solving for variable 'a'.

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

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

Combine like terms: -9a + 9a = 0
6 + 9a = 15 + 0
6 + 9a = 15

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

Combine like terms: 6 + -6 = 0
0 + 9a = 15 + -6
9a = 15 + -6

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

Divide each side by '9'.
a = 1

Simplifying
a = 1

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