8+5(a-1)=18

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Solution for 8+5(a-1)=18 equation:


Simplifying
8 + 5(a + -1) = 18

Reorder the terms:
8 + 5(-1 + a) = 18
8 + (-1 * 5 + a * 5) = 18
8 + (-5 + 5a) = 18

Combine like terms: 8 + -5 = 3
3 + 5a = 18

Solving
3 + 5a = 18

Solving for variable 'a'.

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

Add '-3' to each side of the equation.
3 + -3 + 5a = 18 + -3

Combine like terms: 3 + -3 = 0
0 + 5a = 18 + -3
5a = 18 + -3

Combine like terms: 18 + -3 = 15
5a = 15

Divide each side by '5'.
a = 3

Simplifying
a = 3

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