Answer:
firt thing i would do is take out things that are alike but if these are the options then i would a) multiply the first equation by -1
Answer:
$17.07
Step-by-step explanation:
Step 1: Find the percent of the price
Convert 7% to fraction

Multiply

Multiply the factors

Divide

Step 2: Add the percent off to the original price

Therefore, the total cost including tax in the nearest cent is 17.07 dollars
Answer:
50 hundredths
Step-by-step explanation:
20 + 30= 50
Answer:
18 quarters and 62 nickels
Step-by-step explanation:
i spent like 10 minutes on this sorry if im late