3. A picture costs $40 but Brian has a coupon for 10% off. How much money will Brian have
to pay for the picture?

$36

Step-by-step explanation: 10% of 40 is 4 so 40- 4 is 36

idk

step-by-step explanation:

answer:   expression= p+p*d%

price reduction + sale price = $625

sale price: $p+$p*d%

where d% is the percentage of discount

step-by-step explanation:

original price = p

price went down by $150 price reduction $p*d%

sale price= $ 475

therefore the price before sale is: $625

and the expression that shows the price before sale is: p+p*d%