3(y+4)=8(y-1)

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Solution for 3(y+4)=8(y-1) equation:


Simplifying
3(y + 4) = 8(y + -1)

Reorder the terms:
3(4 + y) = 8(y + -1)
(4 * 3 + y * 3) = 8(y + -1)
(12 + 3y) = 8(y + -1)

Reorder the terms:
12 + 3y = 8(-1 + y)
12 + 3y = (-1 * 8 + y * 8)
12 + 3y = (-8 + 8y)

Solving
12 + 3y = -8 + 8y

Solving for variable 'y'.

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

Add '-8y' to each side of the equation.
12 + 3y + -8y = -8 + 8y + -8y

Combine like terms: 3y + -8y = -5y
12 + -5y = -8 + 8y + -8y

Combine like terms: 8y + -8y = 0
12 + -5y = -8 + 0
12 + -5y = -8

Add '-12' to each side of the equation.
12 + -12 + -5y = -8 + -12

Combine like terms: 12 + -12 = 0
0 + -5y = -8 + -12
-5y = -8 + -12

Combine like terms: -8 + -12 = -20
-5y = -20

Divide each side by '-5'.
y = 4

Simplifying
y = 4

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