12.5-5y-4y=17

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Solution for 12.5-5y-4y=17 equation:


Simplifying
12.5 + -5y + -4y = 17

Combine like terms: -5y + -4y = -9y
12.5 + -9y = 17

Solving
12.5 + -9y = 17

Solving for variable 'y'.

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

Add '-12.5' to each side of the equation.
12.5 + -12.5 + -9y = 17 + -12.5

Combine like terms: 12.5 + -12.5 = 0.0
0.0 + -9y = 17 + -12.5
-9y = 17 + -12.5

Combine like terms: 17 + -12.5 = 4.5
-9y = 4.5

Divide each side by '-9'.
y = -0.5

Simplifying
y = -0.5

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