6(a-1)=30

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Solution for 6(a-1)=30 equation: 


Simplifying
6(a + -1) = 30

Reorder the terms:
6(-1 + a) = 30
(-1 * 6 + a * 6) = 30
(-6 + 6a) = 30

Solving
-6 + 6a = 30

Solving for variable 'a'.

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

Add '6' to each side of the equation.
-6 + 6 + 6a = 30 + 6

Combine like terms: -6 + 6 = 0
0 + 6a = 30 + 6
6a = 30 + 6

Combine like terms: 30 + 6 = 36
6a = 36

Divide each side by '6'.
a = 6

Simplifying
a = 6

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