2(y+3)=8y-9

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Solution for 2(y+3)=8y-9 equation:


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

Reorder the terms:
2(3 + y) = 8y + -9
(3 * 2 + y * 2) = 8y + -9
(6 + 2y) = 8y + -9

Reorder the terms:
6 + 2y = -9 + 8y

Solving
6 + 2y = -9 + 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.
6 + 2y + -8y = -9 + 8y + -8y

Combine like terms: 2y + -8y = -6y
6 + -6y = -9 + 8y + -8y

Combine like terms: 8y + -8y = 0
6 + -6y = -9 + 0
6 + -6y = -9

Add '-6' to each side of the equation.
6 + -6 + -6y = -9 + -6

Combine like terms: 6 + -6 = 0
0 + -6y = -9 + -6
-6y = -9 + -6

Combine like terms: -9 + -6 = -15
-6y = -15

Divide each side by '-6'.
y = 2.5

Simplifying
y = 2.5

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