$56.70 take away the tax first which brings you to $54 then 54x.10% is 5.40 so take 5.40 away from $54 you then have $48.60 then you can add the tax back in +2.70 = $51.30
Answer:
tan
(
x
) = ± 3
/4
Step-by-step explanation:
The correct symbol would be <. hoped this helps