7.5+2y=8

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Solution for 7.5+2y=8 equation: 


Simplifying
7.5 + 2y = 8

Solving
7.5 + 2y = 8

Solving for variable 'y'.

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

Add '-7.5' to each side of the equation.
7.5 + -7.5 + 2y = 8 + -7.5

Combine like terms: 7.5 + -7.5 = 0.0
0.0 + 2y = 8 + -7.5
2y = 8 + -7.5

Combine like terms: 8 + -7.5 = 0.5
2y = 0.5

Divide each side by '2'.
y = 0.25

Simplifying
y = 0.25

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