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

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


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

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

Reorder the terms:
7 + -3y = -7(-5 + y)
7 + -3y = (-5 * -7 + y * -7)
7 + -3y = (35 + -7y)

Solving
7 + -3y = 35 + -7y

Solving for variable 'y'.

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

Add '7y' to each side of the equation.
7 + -3y + 7y = 35 + -7y + 7y

Combine like terms: -3y + 7y = 4y
7 + 4y = 35 + -7y + 7y

Combine like terms: -7y + 7y = 0
7 + 4y = 35 + 0
7 + 4y = 35

Add '-7' to each side of the equation.
7 + -7 + 4y = 35 + -7

Combine like terms: 7 + -7 = 0
0 + 4y = 35 + -7
4y = 35 + -7

Combine like terms: 35 + -7 = 28
4y = 28

Divide each side by '4'.
y = 7

Simplifying
y = 7

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