7(y+3)=5y

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

Simplifying
7(y + 3) = 5y

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

Solving
21 + 7y = 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.
21 + 7y + -5y = 5y + -5y

Combine like terms: 7y + -5y = 2y
21 + 2y = 5y + -5y

Combine like terms: 5y + -5y = 0
21 + 2y = 0

Add '-21' to each side of the equation.
21 + -21 + 2y = 0 + -21

Combine like terms: 21 + -21 = 0
0 + 2y = 0 + -21
2y = 0 + -21

Combine like terms: 0 + -21 = -21
2y = -21

Divide each side by '2'.
y = -10.5

Simplifying
y = -10.5