(8-5)-4y=9

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Solution for (8-5)-4y=9 equation: 


Simplifying
(8 + -5) + -4y = 9

Combine like terms: 8 + -5 = 3
(3) + -4y = 9
3 + -4y = 9

Solving
3 + -4y = 9

Solving for variable 'y'.

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

Add '-3' to each side of the equation.
3 + -3 + -4y = 9 + -3

Combine like terms: 3 + -3 = 0
0 + -4y = 9 + -3
-4y = 9 + -3

Combine like terms: 9 + -3 = 6
-4y = 6

Divide each side by '-4'.
y = -1.5

Simplifying
y = -1.5

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