5(1y+1)=21

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Solution for 5(1y+1)=21 equation: 


Simplifying
5(1y + 1) = 21

Reorder the terms:
5(1 + 1y) = 21
(1 * 5 + 1y * 5) = 21
(5 + 5y) = 21

Solving
5 + 5y = 21

Solving for variable 'y'.

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

Add '-5' to each side of the equation.
5 + -5 + 5y = 21 + -5

Combine like terms: 5 + -5 = 0
0 + 5y = 21 + -5
5y = 21 + -5

Combine like terms: 21 + -5 = 16
5y = 16

Divide each side by '5'.
y = 3.2

Simplifying
y = 3.2

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