3-x=-0.5

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Solution for 3-x=-0.5 equation: 


Simplifying
3 + -1x = -0.5

Solving
3 + -1x = -0.5

Solving for variable 'x'.

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

Add '-3' to each side of the equation.
3 + -3 + -1x = -0.5 + -3

Combine like terms: 3 + -3 = 0
0 + -1x = -0.5 + -3
-1x = -0.5 + -3

Combine like terms: -0.5 + -3 = -3.5
-1x = -3.5

Divide each side by '-1'.
x = 3.5

Simplifying
x = 3.5

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