Y-7(y-3)=(-9y+7)-2

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Solution for Y-7(y-3)=(-9y+7)-2 equation:


Simplifying
Y + -7(y + -3) = (-9y + 7) + -2

Reorder the terms:
Y + -7(-3 + y) = (-9y + 7) + -2
Y + (-3 * -7 + y * -7) = (-9y + 7) + -2
Y + (21 + -7y) = (-9y + 7) + -2

Reorder the terms:
21 + Y + -7y = (-9y + 7) + -2

Reorder the terms:
21 + Y + -7y = (7 + -9y) + -2

Remove parenthesis around (7 + -9y)
21 + Y + -7y = 7 + -9y + -2

Reorder the terms:
21 + Y + -7y = 7 + -2 + -9y

Combine like terms: 7 + -2 = 5
21 + Y + -7y = 5 + -9y

Solving
21 + Y + -7y = 5 + -9y

Solving for variable 'Y'.

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

Add '-21' to each side of the equation.
21 + Y + -21 + -7y = 5 + -21 + -9y

Reorder the terms:
21 + -21 + Y + -7y = 5 + -21 + -9y

Combine like terms: 21 + -21 = 0
0 + Y + -7y = 5 + -21 + -9y
Y + -7y = 5 + -21 + -9y

Combine like terms: 5 + -21 = -16
Y + -7y = -16 + -9y

Add '7y' to each side of the equation.
Y + -7y + 7y = -16 + -9y + 7y

Combine like terms: -7y + 7y = 0
Y + 0 = -16 + -9y + 7y
Y = -16 + -9y + 7y

Combine like terms: -9y + 7y = -2y
Y = -16 + -2y

Simplifying
Y = -16 + -2y

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