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My name is Ann [436]
3 years ago
8

Will mark brainliest as usual :D

Mathematics
1 answer:
Jobisdone [24]3 years ago
4 0

Answer:

Sam's total is $29.46

Step-by-step explanation:

$9.20 multiplied by the quantity of the DVDs (4), is $36.80.

If you subtract 25% of that, it brings your amount to $27.60.

Add 6.75% for the sales tax, which makes the total amount to $29.46

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multiply both sides by 3:
3y=5x-30
put in standard form:
5x-3y=30
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