6a+20=9a-36

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Solution for 6a+20=9a-36 equation:


Simplifying
6a + 20 = 9a + -36

Reorder the terms:
20 + 6a = 9a + -36

Reorder the terms:
20 + 6a = -36 + 9a

Solving
20 + 6a = -36 + 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.
20 + 6a + -9a = -36 + 9a + -9a

Combine like terms: 6a + -9a = -3a
20 + -3a = -36 + 9a + -9a

Combine like terms: 9a + -9a = 0
20 + -3a = -36 + 0
20 + -3a = -36

Add '-20' to each side of the equation.
20 + -20 + -3a = -36 + -20

Combine like terms: 20 + -20 = 0
0 + -3a = -36 + -20
-3a = -36 + -20

Combine like terms: -36 + -20 = -56
-3a = -56

Divide each side by '-3'.
a = 18.66666667

Simplifying
a = 18.66666667

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