-3y+8(1y+3)=7+9(-3-y)

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Solution for -3y+8(1y+3)=7+9(-3-y) equation:


Simplifying
-3y + 8(1y + 3) = 7 + 9(-3 + -1y)

Reorder the terms:
-3y + 8(3 + 1y) = 7 + 9(-3 + -1y)
-3y + (3 * 8 + 1y * 8) = 7 + 9(-3 + -1y)
-3y + (24 + 8y) = 7 + 9(-3 + -1y)

Reorder the terms:
24 + -3y + 8y = 7 + 9(-3 + -1y)

Combine like terms: -3y + 8y = 5y
24 + 5y = 7 + 9(-3 + -1y)
24 + 5y = 7 + (-3 * 9 + -1y * 9)
24 + 5y = 7 + (-27 + -9y)

Combine like terms: 7 + -27 = -20
24 + 5y = -20 + -9y

Solving
24 + 5y = -20 + -9y

Solving for variable 'y'.

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

Add '9y' to each side of the equation.
24 + 5y + 9y = -20 + -9y + 9y

Combine like terms: 5y + 9y = 14y
24 + 14y = -20 + -9y + 9y

Combine like terms: -9y + 9y = 0
24 + 14y = -20 + 0
24 + 14y = -20

Add '-24' to each side of the equation.
24 + -24 + 14y = -20 + -24

Combine like terms: 24 + -24 = 0
0 + 14y = -20 + -24
14y = -20 + -24

Combine like terms: -20 + -24 = -44
14y = -44

Divide each side by '14'.
y = -3.142857143

Simplifying
y = -3.142857143

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