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

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


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

Reorder the terms:
7 + -7y = -3(-5 + y)
7 + -7y = (-5 * -3 + y * -3)
7 + -7y = (15 + -3y)

Solving
7 + -7y = 15 + -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.
7 + -7y + 3y = 15 + -3y + 3y

Combine like terms: -7y + 3y = -4y
7 + -4y = 15 + -3y + 3y

Combine like terms: -3y + 3y = 0
7 + -4y = 15 + 0
7 + -4y = 15

Add '-7' to each side of the equation.
7 + -7 + -4y = 15 + -7

Combine like terms: 7 + -7 = 0
0 + -4y = 15 + -7
-4y = 15 + -7

Combine like terms: 15 + -7 = 8
-4y = 8

Divide each side by '-4'.
y = -2

Simplifying
y = -2

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