What is the value of the underlined digit 28 8 is underlined

Find the distance between the point (-3,-4), and (see the picture below)

The product of 3 and a number increased by 8 is 31 written as an equation

Edith is shopping for a new leather couch. jordan’s furniture has one that costs $3,000. however, this weekend she can get a 15% discount. how much money will edith save if she buys the couch this weekend? a $15b $2,550c $45,000d $450