66-9a=(19-3a)

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Solution for 66-9a=(19-3a) equation:


Simplifying
66 + -9a = (19 + -3a)

Remove parenthesis around (19 + -3a)
66 + -9a = 19 + -3a

Solving
66 + -9a = 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.
66 + -9a + 3a = 19 + -3a + 3a

Combine like terms: -9a + 3a = -6a
66 + -6a = 19 + -3a + 3a

Combine like terms: -3a + 3a = 0
66 + -6a = 19 + 0
66 + -6a = 19

Add '-66' to each side of the equation.
66 + -66 + -6a = 19 + -66

Combine like terms: 66 + -66 = 0
0 + -6a = 19 + -66
-6a = 19 + -66

Combine like terms: 19 + -66 = -47
-6a = -47

Divide each side by '-6'.
a = 7.833333333

Simplifying
a = 7.833333333

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