3(y+7)=5y+21

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Solution for 3(y+7)=5y+21 equation: 


Simplifying
3(y + 7) = 5y + 21

Reorder the terms:
3(7 + y) = 5y + 21
(7 * 3 + y * 3) = 5y + 21
(21 + 3y) = 5y + 21

Reorder the terms:
21 + 3y = 21 + 5y

Add '-21' to each side of the equation.
21 + -21 + 3y = 21 + -21 + 5y

Combine like terms: 21 + -21 = 0
0 + 3y = 21 + -21 + 5y
3y = 21 + -21 + 5y

Combine like terms: 21 + -21 = 0
3y = 0 + 5y
3y = 5y

Solving
3y = 5y

Solving for variable 'y'.

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

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

Combine like terms: 3y + -5y = -2y
-2y = 5y + -5y

Combine like terms: 5y + -5y = 0
-2y = 0

Divide each side by '-2'.
y = 0

Simplifying
y = 0

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