0.5-y=7

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Solution for 0.5-y=7 equation: 


Simplifying
0.5 + -1y = 7

Solving
0.5 + -1y = 7

Solving for variable 'y'.

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

Add '-0.5' to each side of the equation.
0.5 + -0.5 + -1y = 7 + -0.5

Combine like terms: 0.5 + -0.5 = 0.0
0.0 + -1y = 7 + -0.5
-1y = 7 + -0.5

Combine like terms: 7 + -0.5 = 6.5
-1y = 6.5

Divide each side by '-1'.
y = -6.5

Simplifying
y = -6.5

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