8y-9-4y=23

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Solution for 8y-9-4y=23 equation: 


Simplifying
8y + -9 + -4y = 23

Reorder the terms:
-9 + 8y + -4y = 23

Combine like terms: 8y + -4y = 4y
-9 + 4y = 23

Solving
-9 + 4y = 23

Solving for variable 'y'.

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

Add '9' to each side of the equation.
-9 + 9 + 4y = 23 + 9

Combine like terms: -9 + 9 = 0
0 + 4y = 23 + 9
4y = 23 + 9

Combine like terms: 23 + 9 = 32
4y = 32

Divide each side by '4'.
y = 8

Simplifying
y = 8

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