10(3a-9)=

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Solution for 10(3a-9)= equation: 


Simplifying
10(3a + -9) = 0

Reorder the terms:
10(-9 + 3a) = 0
(-9 * 10 + 3a * 10) = 0
(-90 + 30a) = 0

Solving
-90 + 30a = 0

Solving for variable 'a'.

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

Add '90' to each side of the equation.
-90 + 90 + 30a = 0 + 90

Combine like terms: -90 + 90 = 0
0 + 30a = 0 + 90
30a = 0 + 90

Combine like terms: 0 + 90 = 90
30a = 90

Divide each side by '30'.
a = 3

Simplifying
a = 3

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