15-8y=40

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Solution for 15-8y=40 equation: 


Simplifying
15 + -8y = 40

Solving
15 + -8y = 40

Solving for variable 'y'.

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

Add '-15' to each side of the equation.
15 + -15 + -8y = 40 + -15

Combine like terms: 15 + -15 = 0
0 + -8y = 40 + -15
-8y = 40 + -15

Combine like terms: 40 + -15 = 25
-8y = 25

Divide each side by '-8'.
y = -3.125

Simplifying
y = -3.125

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