4-(7y+8)=6[(9y-8)-(y-7)]

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Solution for 4-(7y+8)=6[(9y-8)-(y-7)] equation:


Simplifying
4 + -1(7y + 8) = 6[(9y + -8) + -1(y + -7)]

Reorder the terms:
4 + -1(8 + 7y) = 6[(9y + -8) + -1(y + -7)]
4 + (8 * -1 + 7y * -1) = 6[(9y + -8) + -1(y + -7)]
4 + (-8 + -7y) = 6[(9y + -8) + -1(y + -7)]

Combine like terms: 4 + -8 = -4
-4 + -7y = 6[(9y + -8) + -1(y + -7)]

Reorder the terms:
-4 + -7y = 6[(-8 + 9y) + -1(y + -7)]

Remove parenthesis around (-8 + 9y)
-4 + -7y = 6[-8 + 9y + -1(y + -7)]

Reorder the terms:
-4 + -7y = 6[-8 + 9y + -1(-7 + y)]
-4 + -7y = 6[-8 + 9y + (-7 * -1 + y * -1)]
-4 + -7y = 6[-8 + 9y + (7 + -1y)]

Reorder the terms:
-4 + -7y = 6[-8 + 7 + 9y + -1y]

Combine like terms: -8 + 7 = -1
-4 + -7y = 6[-1 + 9y + -1y]

Combine like terms: 9y + -1y = 8y
-4 + -7y = 6[-1 + 8y]
-4 + -7y = [-1 * 6 + 8y * 6]
-4 + -7y = [-6 + 48y]

Solving
-4 + -7y = -6 + 48y

Solving for variable 'y'.

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

Add '-48y' to each side of the equation.
-4 + -7y + -48y = -6 + 48y + -48y

Combine like terms: -7y + -48y = -55y
-4 + -55y = -6 + 48y + -48y

Combine like terms: 48y + -48y = 0
-4 + -55y = -6 + 0
-4 + -55y = -6

Add '4' to each side of the equation.
-4 + 4 + -55y = -6 + 4

Combine like terms: -4 + 4 = 0
0 + -55y = -6 + 4
-55y = -6 + 4

Combine like terms: -6 + 4 = -2
-55y = -2

Divide each side by '-55'.
y = 0.03636363636

Simplifying
y = 0.03636363636

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