-75-[7-8y-3(6y-2)]=-3(4y-7)-3[3(y-1)-4+6y]

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Solution for -75-[7-8y-3(6y-2)]=-3(4y-7)-3[3(y-1)-4+6y] equation:


Simplifying
-75 + -1[7 + -8y + -3(6y + -2)] = -3(4y + -7) + -3[3(y + -1) + -4 + 6y]

Reorder the terms:
-75 + -1[7 + -8y + -3(-2 + 6y)] = -3(4y + -7) + -3[3(y + -1) + -4 + 6y]
-75 + -1[7 + -8y + (-2 * -3 + 6y * -3)] = -3(4y + -7) + -3[3(y + -1) + -4 + 6y]
-75 + -1[7 + -8y + (6 + -18y)] = -3(4y + -7) + -3[3(y + -1) + -4 + 6y]

Reorder the terms:
-75 + -1[7 + 6 + -8y + -18y] = -3(4y + -7) + -3[3(y + -1) + -4 + 6y]

Combine like terms: 7 + 6 = 13
-75 + -1[13 + -8y + -18y] = -3(4y + -7) + -3[3(y + -1) + -4 + 6y]

Combine like terms: -8y + -18y = -26y
-75 + -1[13 + -26y] = -3(4y + -7) + -3[3(y + -1) + -4 + 6y]
-75 + [13 * -1 + -26y * -1] = -3(4y + -7) + -3[3(y + -1) + -4 + 6y]
-75 + [-13 + 26y] = -3(4y + -7) + -3[3(y + -1) + -4 + 6y]

Combine like terms: -75 + -13 = -88
-88 + 26y = -3(4y + -7) + -3[3(y + -1) + -4 + 6y]

Reorder the terms:
-88 + 26y = -3(-7 + 4y) + -3[3(y + -1) + -4 + 6y]
-88 + 26y = (-7 * -3 + 4y * -3) + -3[3(y + -1) + -4 + 6y]
-88 + 26y = (21 + -12y) + -3[3(y + -1) + -4 + 6y]

Reorder the terms:
-88 + 26y = 21 + -12y + -3[3(-1 + y) + -4 + 6y]
-88 + 26y = 21 + -12y + -3[(-1 * 3 + y * 3) + -4 + 6y]
-88 + 26y = 21 + -12y + -3[(-3 + 3y) + -4 + 6y]

Reorder the terms:
-88 + 26y = 21 + -12y + -3[-3 + -4 + 3y + 6y]

Combine like terms: -3 + -4 = -7
-88 + 26y = 21 + -12y + -3[-7 + 3y + 6y]

Combine like terms: 3y + 6y = 9y
-88 + 26y = 21 + -12y + -3[-7 + 9y]
-88 + 26y = 21 + -12y + [-7 * -3 + 9y * -3]
-88 + 26y = 21 + -12y + [21 + -27y]

Reorder the terms:
-88 + 26y = 21 + 21 + -12y + -27y

Combine like terms: 21 + 21 = 42
-88 + 26y = 42 + -12y + -27y

Combine like terms: -12y + -27y = -39y
-88 + 26y = 42 + -39y

Solving
-88 + 26y = 42 + -39y

Solving for variable 'y'.

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

Add '39y' to each side of the equation.
-88 + 26y + 39y = 42 + -39y + 39y

Combine like terms: 26y + 39y = 65y
-88 + 65y = 42 + -39y + 39y

Combine like terms: -39y + 39y = 0
-88 + 65y = 42 + 0
-88 + 65y = 42

Add '88' to each side of the equation.
-88 + 88 + 65y = 42 + 88

Combine like terms: -88 + 88 = 0
0 + 65y = 42 + 88
65y = 42 + 88

Combine like terms: 42 + 88 = 130
65y = 130

Divide each side by '65'.
y = 2

Simplifying
y = 2

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