I think it’s 72/5 there’s the proof I hope im was helpful
<span> For this case we can make the following rule of three:
2.99 ----------> 100%
x --------------> 7%
From here, we clear the value of x.
We have then:
</span>

<span> Rewriting the expression we have:
</span>

<span>
Answer: The sales taxes are: x = 0.2093 $</span>
5x+1(6-4) = +1(5x6)-(5x)
this would be a hard question to answer but i think i can do it ((( nNOTTTT))))