-3y+9(8y-4)=9+8(-1-y)

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Solution for -3y+9(8y-4)=9+8(-1-y) equation:


Simplifying
-3y + 9(8y + -4) = 9 + 8(-1 + -1y)

Reorder the terms:
-3y + 9(-4 + 8y) = 9 + 8(-1 + -1y)
-3y + (-4 * 9 + 8y * 9) = 9 + 8(-1 + -1y)
-3y + (-36 + 72y) = 9 + 8(-1 + -1y)

Reorder the terms:
-36 + -3y + 72y = 9 + 8(-1 + -1y)

Combine like terms: -3y + 72y = 69y
-36 + 69y = 9 + 8(-1 + -1y)
-36 + 69y = 9 + (-1 * 8 + -1y * 8)
-36 + 69y = 9 + (-8 + -8y)

Combine like terms: 9 + -8 = 1
-36 + 69y = 1 + -8y

Solving
-36 + 69y = 1 + -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.
-36 + 69y + 8y = 1 + -8y + 8y

Combine like terms: 69y + 8y = 77y
-36 + 77y = 1 + -8y + 8y

Combine like terms: -8y + 8y = 0
-36 + 77y = 1 + 0
-36 + 77y = 1

Add '36' to each side of the equation.
-36 + 36 + 77y = 1 + 36

Combine like terms: -36 + 36 = 0
0 + 77y = 1 + 36
77y = 1 + 36

Combine like terms: 1 + 36 = 37
77y = 37

Divide each side by '77'.
y = 0.4805194805

Simplifying
y = 0.4805194805

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