69+3-4a=9

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Solution for 69+3-4a=9 equation: 


Simplifying
69 + 3 + -4a = 9

Combine like terms: 69 + 3 = 72
72 + -4a = 9

Solving
72 + -4a = 9

Solving for variable 'a'.

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

Add '-72' to each side of the equation.
72 + -72 + -4a = 9 + -72

Combine like terms: 72 + -72 = 0
0 + -4a = 9 + -72
-4a = 9 + -72

Combine like terms: 9 + -72 = -63
-4a = -63

Divide each side by '-4'.
a = 15.75

Simplifying
a = 15.75

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