-5y+4(3y-1)=7-5(-9-y)

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Solution for -5y+4(3y-1)=7-5(-9-y) equation:


Simplifying
-5y + 4(3y + -1) = 7 + -5(-9 + -1y)

Reorder the terms:
-5y + 4(-1 + 3y) = 7 + -5(-9 + -1y)
-5y + (-1 * 4 + 3y * 4) = 7 + -5(-9 + -1y)
-5y + (-4 + 12y) = 7 + -5(-9 + -1y)

Reorder the terms:
-4 + -5y + 12y = 7 + -5(-9 + -1y)

Combine like terms: -5y + 12y = 7y
-4 + 7y = 7 + -5(-9 + -1y)
-4 + 7y = 7 + (-9 * -5 + -1y * -5)
-4 + 7y = 7 + (45 + 5y)

Combine like terms: 7 + 45 = 52
-4 + 7y = 52 + 5y

Solving
-4 + 7y = 52 + 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.
-4 + 7y + -5y = 52 + 5y + -5y

Combine like terms: 7y + -5y = 2y
-4 + 2y = 52 + 5y + -5y

Combine like terms: 5y + -5y = 0
-4 + 2y = 52 + 0
-4 + 2y = 52

Add '4' to each side of the equation.
-4 + 4 + 2y = 52 + 4

Combine like terms: -4 + 4 = 0
0 + 2y = 52 + 4
2y = 52 + 4

Combine like terms: 52 + 4 = 56
2y = 56

Divide each side by '2'.
y = 28

Simplifying
y = 28

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