48-[1+4y-2(y+5)]=-3(3y-7)-[8(y-1)-7y+12]

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Solution for 48-[1+4y-2(y+5)]=-3(3y-7)-[8(y-1)-7y+12] equation:


Simplifying
48 + -1[1 + 4y + -2(y + 5)] = -3(3y + -7) + -1[8(y + -1) + -7y + 12]

Reorder the terms:
48 + -1[1 + 4y + -2(5 + y)] = -3(3y + -7) + -1[8(y + -1) + -7y + 12]
48 + -1[1 + 4y + (5 * -2 + y * -2)] = -3(3y + -7) + -1[8(y + -1) + -7y + 12]
48 + -1[1 + 4y + (-10 + -2y)] = -3(3y + -7) + -1[8(y + -1) + -7y + 12]

Reorder the terms:
48 + -1[1 + -10 + 4y + -2y] = -3(3y + -7) + -1[8(y + -1) + -7y + 12]

Combine like terms: 1 + -10 = -9
48 + -1[-9 + 4y + -2y] = -3(3y + -7) + -1[8(y + -1) + -7y + 12]

Combine like terms: 4y + -2y = 2y
48 + -1[-9 + 2y] = -3(3y + -7) + -1[8(y + -1) + -7y + 12]
48 + [-9 * -1 + 2y * -1] = -3(3y + -7) + -1[8(y + -1) + -7y + 12]
48 + [9 + -2y] = -3(3y + -7) + -1[8(y + -1) + -7y + 12]

Combine like terms: 48 + 9 = 57
57 + -2y = -3(3y + -7) + -1[8(y + -1) + -7y + 12]

Reorder the terms:
57 + -2y = -3(-7 + 3y) + -1[8(y + -1) + -7y + 12]
57 + -2y = (-7 * -3 + 3y * -3) + -1[8(y + -1) + -7y + 12]
57 + -2y = (21 + -9y) + -1[8(y + -1) + -7y + 12]

Reorder the terms:
57 + -2y = 21 + -9y + -1[8(-1 + y) + -7y + 12]
57 + -2y = 21 + -9y + -1[(-1 * 8 + y * 8) + -7y + 12]
57 + -2y = 21 + -9y + -1[(-8 + 8y) + -7y + 12]

Reorder the terms:
57 + -2y = 21 + -9y + -1[-8 + 12 + 8y + -7y]

Combine like terms: -8 + 12 = 4
57 + -2y = 21 + -9y + -1[4 + 8y + -7y]

Combine like terms: 8y + -7y = 1y
57 + -2y = 21 + -9y + -1[4 + 1y]
57 + -2y = 21 + -9y + [4 * -1 + 1y * -1]
57 + -2y = 21 + -9y + [-4 + -1y]

Reorder the terms:
57 + -2y = 21 + -4 + -9y + -1y

Combine like terms: 21 + -4 = 17
57 + -2y = 17 + -9y + -1y

Combine like terms: -9y + -1y = -10y
57 + -2y = 17 + -10y

Solving
57 + -2y = 17 + -10y

Solving for variable 'y'.

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

Add '10y' to each side of the equation.
57 + -2y + 10y = 17 + -10y + 10y

Combine like terms: -2y + 10y = 8y
57 + 8y = 17 + -10y + 10y

Combine like terms: -10y + 10y = 0
57 + 8y = 17 + 0
57 + 8y = 17

Add '-57' to each side of the equation.
57 + -57 + 8y = 17 + -57

Combine like terms: 57 + -57 = 0
0 + 8y = 17 + -57
8y = 17 + -57

Combine like terms: 17 + -57 = -40
8y = -40

Divide each side by '8'.
y = -5

Simplifying
y = -5

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