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

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


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

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

Reorder the terms:
9 + -3y = 8(8 + y)
9 + -3y = (8 * 8 + y * 8)
9 + -3y = (64 + 8y)

Solving
9 + -3y = 64 + 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.
9 + -3y + -8y = 64 + 8y + -8y

Combine like terms: -3y + -8y = -11y
9 + -11y = 64 + 8y + -8y

Combine like terms: 8y + -8y = 0
9 + -11y = 64 + 0
9 + -11y = 64

Add '-9' to each side of the equation.
9 + -9 + -11y = 64 + -9

Combine like terms: 9 + -9 = 0
0 + -11y = 64 + -9
-11y = 64 + -9

Combine like terms: 64 + -9 = 55
-11y = 55

Divide each side by '-11'.
y = -5

Simplifying
y = -5

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