Answer:
x= 1 or x= 1.56 (3 s.f.) or x= -2.56 (3 s.f.)
Step-by-step explanation:
Please see attached picture for full solution.
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You can convert the fraction to a decimal form.
7/9 is .778
.778 is greater than .6
Since 1 pound is $3.09, 4.5 pounds will be:

It says to round to nearest hundredth, so your answer is $13.91.