27-[3+7y-3(y+4)]=-5(2y-5)-[8(y-1)-11y+21]

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Solution for 27-[3+7y-3(y+4)]=-5(2y-5)-[8(y-1)-11y+21] equation:


Simplifying
27 + -1[3 + 7y + -3(y + 4)] = -5(2y + -5) + -1[8(y + -1) + -11y + 21]

Reorder the terms:
27 + -1[3 + 7y + -3(4 + y)] = -5(2y + -5) + -1[8(y + -1) + -11y + 21]
27 + -1[3 + 7y + (4 * -3 + y * -3)] = -5(2y + -5) + -1[8(y + -1) + -11y + 21]
27 + -1[3 + 7y + (-12 + -3y)] = -5(2y + -5) + -1[8(y + -1) + -11y + 21]

Reorder the terms:
27 + -1[3 + -12 + 7y + -3y] = -5(2y + -5) + -1[8(y + -1) + -11y + 21]

Combine like terms: 3 + -12 = -9
27 + -1[-9 + 7y + -3y] = -5(2y + -5) + -1[8(y + -1) + -11y + 21]

Combine like terms: 7y + -3y = 4y
27 + -1[-9 + 4y] = -5(2y + -5) + -1[8(y + -1) + -11y + 21]
27 + [-9 * -1 + 4y * -1] = -5(2y + -5) + -1[8(y + -1) + -11y + 21]
27 + [9 + -4y] = -5(2y + -5) + -1[8(y + -1) + -11y + 21]

Combine like terms: 27 + 9 = 36
36 + -4y = -5(2y + -5) + -1[8(y + -1) + -11y + 21]

Reorder the terms:
36 + -4y = -5(-5 + 2y) + -1[8(y + -1) + -11y + 21]
36 + -4y = (-5 * -5 + 2y * -5) + -1[8(y + -1) + -11y + 21]
36 + -4y = (25 + -10y) + -1[8(y + -1) + -11y + 21]

Reorder the terms:
36 + -4y = 25 + -10y + -1[8(-1 + y) + -11y + 21]
36 + -4y = 25 + -10y + -1[(-1 * 8 + y * 8) + -11y + 21]
36 + -4y = 25 + -10y + -1[(-8 + 8y) + -11y + 21]

Reorder the terms:
36 + -4y = 25 + -10y + -1[-8 + 21 + 8y + -11y]

Combine like terms: -8 + 21 = 13
36 + -4y = 25 + -10y + -1[13 + 8y + -11y]

Combine like terms: 8y + -11y = -3y
36 + -4y = 25 + -10y + -1[13 + -3y]
36 + -4y = 25 + -10y + [13 * -1 + -3y * -1]
36 + -4y = 25 + -10y + [-13 + 3y]

Reorder the terms:
36 + -4y = 25 + -13 + -10y + 3y

Combine like terms: 25 + -13 = 12
36 + -4y = 12 + -10y + 3y

Combine like terms: -10y + 3y = -7y
36 + -4y = 12 + -7y

Solving
36 + -4y = 12 + -7y

Solving for variable 'y'.

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

Add '7y' to each side of the equation.
36 + -4y + 7y = 12 + -7y + 7y

Combine like terms: -4y + 7y = 3y
36 + 3y = 12 + -7y + 7y

Combine like terms: -7y + 7y = 0
36 + 3y = 12 + 0
36 + 3y = 12

Add '-36' to each side of the equation.
36 + -36 + 3y = 12 + -36

Combine like terms: 36 + -36 = 0
0 + 3y = 12 + -36
3y = 12 + -36

Combine like terms: 12 + -36 = -24
3y = -24

Divide each side by '3'.
y = -8

Simplifying
y = -8

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