5(y+5)=21

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


Simplifying
5(y + 5) = 21

Reorder the terms:
5(5 + y) = 21
(5 * 5 + y * 5) = 21
(25 + 5y) = 21

Solving
25 + 5y = 21

Solving for variable 'y'.

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

Add '-25' to each side of the equation.
25 + -25 + 5y = 21 + -25

Combine like terms: 25 + -25 = 0
0 + 5y = 21 + -25
5y = 21 + -25

Combine like terms: 21 + -25 = -4
5y = -4

Divide each side by '5'.
y = -0.8

Simplifying
y = -0.8

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