2(5y+9)=39

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Solution for 2(5y+9)=39 equation: 


Simplifying
2(5y + 9) = 39

Reorder the terms:
2(9 + 5y) = 39
(9 * 2 + 5y * 2) = 39
(18 + 10y) = 39

Solving
18 + 10y = 39

Solving for variable 'y'.

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

Add '-18' to each side of the equation.
18 + -18 + 10y = 39 + -18

Combine like terms: 18 + -18 = 0
0 + 10y = 39 + -18
10y = 39 + -18

Combine like terms: 39 + -18 = 21
10y = 21

Divide each side by '10'.
y = 2.1

Simplifying
y = 2.1

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