28-[2+8y-3(y+3)]=-5(3y-4)-[8(y-1)-10y+9]

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Solution for 28-[2+8y-3(y+3)]=-5(3y-4)-[8(y-1)-10y+9] equation:


Simplifying
28 + -1[2 + 8y + -3(y + 3)] = -5(3y + -4) + -1[8(y + -1) + -10y + 9]

Reorder the terms:
28 + -1[2 + 8y + -3(3 + y)] = -5(3y + -4) + -1[8(y + -1) + -10y + 9]
28 + -1[2 + 8y + (3 * -3 + y * -3)] = -5(3y + -4) + -1[8(y + -1) + -10y + 9]
28 + -1[2 + 8y + (-9 + -3y)] = -5(3y + -4) + -1[8(y + -1) + -10y + 9]

Reorder the terms:
28 + -1[2 + -9 + 8y + -3y] = -5(3y + -4) + -1[8(y + -1) + -10y + 9]

Combine like terms: 2 + -9 = -7
28 + -1[-7 + 8y + -3y] = -5(3y + -4) + -1[8(y + -1) + -10y + 9]

Combine like terms: 8y + -3y = 5y
28 + -1[-7 + 5y] = -5(3y + -4) + -1[8(y + -1) + -10y + 9]
28 + [-7 * -1 + 5y * -1] = -5(3y + -4) + -1[8(y + -1) + -10y + 9]
28 + [7 + -5y] = -5(3y + -4) + -1[8(y + -1) + -10y + 9]

Combine like terms: 28 + 7 = 35
35 + -5y = -5(3y + -4) + -1[8(y + -1) + -10y + 9]

Reorder the terms:
35 + -5y = -5(-4 + 3y) + -1[8(y + -1) + -10y + 9]
35 + -5y = (-4 * -5 + 3y * -5) + -1[8(y + -1) + -10y + 9]
35 + -5y = (20 + -15y) + -1[8(y + -1) + -10y + 9]

Reorder the terms:
35 + -5y = 20 + -15y + -1[8(-1 + y) + -10y + 9]
35 + -5y = 20 + -15y + -1[(-1 * 8 + y * 8) + -10y + 9]
35 + -5y = 20 + -15y + -1[(-8 + 8y) + -10y + 9]

Reorder the terms:
35 + -5y = 20 + -15y + -1[-8 + 9 + 8y + -10y]

Combine like terms: -8 + 9 = 1
35 + -5y = 20 + -15y + -1[1 + 8y + -10y]

Combine like terms: 8y + -10y = -2y
35 + -5y = 20 + -15y + -1[1 + -2y]
35 + -5y = 20 + -15y + [1 * -1 + -2y * -1]
35 + -5y = 20 + -15y + [-1 + 2y]

Reorder the terms:
35 + -5y = 20 + -1 + -15y + 2y

Combine like terms: 20 + -1 = 19
35 + -5y = 19 + -15y + 2y

Combine like terms: -15y + 2y = -13y
35 + -5y = 19 + -13y

Solving
35 + -5y = 19 + -13y

Solving for variable 'y'.

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

Add '13y' to each side of the equation.
35 + -5y + 13y = 19 + -13y + 13y

Combine like terms: -5y + 13y = 8y
35 + 8y = 19 + -13y + 13y

Combine like terms: -13y + 13y = 0
35 + 8y = 19 + 0
35 + 8y = 19

Add '-35' to each side of the equation.
35 + -35 + 8y = 19 + -35

Combine like terms: 35 + -35 = 0
0 + 8y = 19 + -35
8y = 19 + -35

Combine like terms: 19 + -35 = -16
8y = -16

Divide each side by '8'.
y = -2

Simplifying
y = -2

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