-2(y-9)-y=3

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


Simplifying
-2(y + -9) + -1y = 3

Reorder the terms:
-2(-9 + y) + -1y = 3
(-9 * -2 + y * -2) + -1y = 3
(18 + -2y) + -1y = 3

Combine like terms: -2y + -1y = -3y
18 + -3y = 3

Solving
18 + -3y = 3

Solving for variable 'y'.

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

Add '-18' to each side of the equation.
18 + -18 + -3y = 3 + -18

Combine like terms: 18 + -18 = 0
0 + -3y = 3 + -18
-3y = 3 + -18

Combine like terms: 3 + -18 = -15
-3y = -15

Divide each side by '-3'.
y = 5

Simplifying
y = 5

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