5(1-y)+7y=3(y+2)

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Solution for 5(1-y)+7y=3(y+2) equation:


Simplifying
5(1 + -1y) + 7y = 3(y + 2)
(1 * 5 + -1y * 5) + 7y = 3(y + 2)
(5 + -5y) + 7y = 3(y + 2)

Combine like terms: -5y + 7y = 2y
5 + 2y = 3(y + 2)

Reorder the terms:
5 + 2y = 3(2 + y)
5 + 2y = (2 * 3 + y * 3)
5 + 2y = (6 + 3y)

Solving
5 + 2y = 6 + 3y

Solving for variable 'y'.

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

Add '-3y' to each side of the equation.
5 + 2y + -3y = 6 + 3y + -3y

Combine like terms: 2y + -3y = -1y
5 + -1y = 6 + 3y + -3y

Combine like terms: 3y + -3y = 0
5 + -1y = 6 + 0
5 + -1y = 6

Add '-5' to each side of the equation.
5 + -5 + -1y = 6 + -5

Combine like terms: 5 + -5 = 0
0 + -1y = 6 + -5
-1y = 6 + -5

Combine like terms: 6 + -5 = 1
-1y = 1

Divide each side by '-1'.
y = -1

Simplifying
y = -1

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