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4/5*0,5+2/9*0,9=0
We simplify the equation to the form, which is simple to understand
4/5*0,5+2/9*0,9=0
Simplifying:
4/2.5+2/9*0,9=0
Simplifying:
4/2.5+2/8.1=0
Simplifying:
+1.6+2/8.1=0
Simplifying:
+1.6 + 0.246913580247=0
We move all terms containing to the left and all other terms to the right.
0=0-1.6-0.246913580247
We simplify left and right side of the equation.
0=-1.84691358025
0=-1.84691358025
The left and right sides are not equal, therefore there is no solution. This equation is invalid.
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