-0.5y-3=7

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Solution for -0.5y-3=7 equation: 


Simplifying
-0.5y + -3 = 7

Reorder the terms:
-3 + -0.5y = 7

Solving
-3 + -0.5y = 7

Solving for variable 'y'.

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

Add '3' to each side of the equation.
-3 + 3 + -0.5y = 7 + 3

Combine like terms: -3 + 3 = 0
0 + -0.5y = 7 + 3
-0.5y = 7 + 3

Combine like terms: 7 + 3 = 10
-0.5y = 10

Divide each side by '-0.5'.
y = -20

Simplifying
y = -20

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