9-7a=75

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Solution for 9-7a=75 equation: 


Simplifying
9 + -7a = 75

Solving
9 + -7a = 75

Solving for variable 'a'.

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

Add '-9' to each side of the equation.
9 + -9 + -7a = 75 + -9

Combine like terms: 9 + -9 = 0
0 + -7a = 75 + -9
-7a = 75 + -9

Combine like terms: 75 + -9 = 66
-7a = 66

Divide each side by '-7'.
a = -9.428571429

Simplifying
a = -9.428571429

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