15=7.5y-8

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Solution for 15=7.5y-8 equation: 


Simplifying
15 = 7.5y + -8

Reorder the terms:
15 = -8 + 7.5y

Solving
15 = -8 + 7.5y

Solving for variable 'y'.

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

Add '-7.5y' to each side of the equation.
15 + -7.5y = -8 + 7.5y + -7.5y

Combine like terms: 7.5y + -7.5y = 0.0
15 + -7.5y = -8 + 0.0
15 + -7.5y = -8

Add '-15' to each side of the equation.
15 + -15 + -7.5y = -8 + -15

Combine like terms: 15 + -15 = 0
0 + -7.5y = -8 + -15
-7.5y = -8 + -15

Combine like terms: -8 + -15 = -23
-7.5y = -23

Divide each side by '-7.5'.
y = 3.066666667

Simplifying
y = 3.066666667

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