(2.5+0.5y)+3y=-8

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Solution for (2.5+0.5y)+3y=-8 equation: 


Simplifying
(2.5 + 0.5y) + 3y = -8

Remove parenthesis around (2.5 + 0.5y)
2.5 + 0.5y + 3y = -8

Combine like terms: 0.5y + 3y = 3.5y
2.5 + 3.5y = -8

Solving
2.5 + 3.5y = -8

Solving for variable 'y'.

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

Add '-2.5' to each side of the equation.
2.5 + -2.5 + 3.5y = -8 + -2.5

Combine like terms: 2.5 + -2.5 = 0.0
0.0 + 3.5y = -8 + -2.5
3.5y = -8 + -2.5

Combine like terms: -8 + -2.5 = -10.5
3.5y = -10.5

Divide each side by '3.5'.
y = -3

Simplifying
y = -3

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