2 + 0,5 - 4,5 - 3 x = 1
Solve for x
x=-1
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2,5-4,5-3x=1
Add 2 and 0,5 to get 2,5.
-2-3x=1
Subtract 4,5 from 2,5 to get -2.
-3x=1+2
Add 2 to both sides.
-3x=3
Add 1 and 2 to get 3.
x=\frac{3}{-3}
Divide both sides by -3.
x=-1
Divide 3 by -3 to get -1.
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