8-(7y+5)=3[(4y-5)-(y-2)]

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Solution for 8-(7y+5)=3[(4y-5)-(y-2)] equation:


Simplifying
8 + -1(7y + 5) = 3[(4y + -5) + -1(y + -2)]

Reorder the terms:
8 + -1(5 + 7y) = 3[(4y + -5) + -1(y + -2)]
8 + (5 * -1 + 7y * -1) = 3[(4y + -5) + -1(y + -2)]
8 + (-5 + -7y) = 3[(4y + -5) + -1(y + -2)]

Combine like terms: 8 + -5 = 3
3 + -7y = 3[(4y + -5) + -1(y + -2)]

Reorder the terms:
3 + -7y = 3[(-5 + 4y) + -1(y + -2)]

Remove parenthesis around (-5 + 4y)
3 + -7y = 3[-5 + 4y + -1(y + -2)]

Reorder the terms:
3 + -7y = 3[-5 + 4y + -1(-2 + y)]
3 + -7y = 3[-5 + 4y + (-2 * -1 + y * -1)]
3 + -7y = 3[-5 + 4y + (2 + -1y)]

Reorder the terms:
3 + -7y = 3[-5 + 2 + 4y + -1y]

Combine like terms: -5 + 2 = -3
3 + -7y = 3[-3 + 4y + -1y]

Combine like terms: 4y + -1y = 3y
3 + -7y = 3[-3 + 3y]
3 + -7y = [-3 * 3 + 3y * 3]
3 + -7y = [-9 + 9y]

Solving
3 + -7y = -9 + 9y

Solving for variable 'y'.

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

Add '-9y' to each side of the equation.
3 + -7y + -9y = -9 + 9y + -9y

Combine like terms: -7y + -9y = -16y
3 + -16y = -9 + 9y + -9y

Combine like terms: 9y + -9y = 0
3 + -16y = -9 + 0
3 + -16y = -9

Add '-3' to each side of the equation.
3 + -3 + -16y = -9 + -3

Combine like terms: 3 + -3 = 0
0 + -16y = -9 + -3
-16y = -9 + -3

Combine like terms: -9 + -3 = -12
-16y = -12

Divide each side by '-16'.
y = 0.75

Simplifying
y = 0.75

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