James and Mandy’s lunch bill is $27.78. They had really good service and agree to pay an 18% tip to their server. What amount of tip will they leave? A.$5
B.$7
C.$10
D.$18

13.*Use info from the question above* If they paid with a $50 bill, how much change will they get back?
A.$32.78
B.$12.42
C.$17.22
D.$24.18

Atriangle with all sides of equal length is a/an triangle. a. right b. scalene c. equilateral d. isosceles

Stefano accidentally dropped his sunglasses off the edge of a canyon as he was looking down. the height, h(t), in meters (as it relates to sea level), of the sunglasses after t seconds, is shown in the table. during its descent, the pair of sunglasses passed by a climber in the canyon 6 seconds after stefano dropped them. to the nearest meter, what is difference in elevation between stefano and the climber? 166 meters 176 meters 230 meters 240 meters its b.176 i took the test 166 is wrong and 176 is correct

Ireally need subtract and simplify.(-y^2 – 4y - 8) – (-4y^2 – 6y + 3)show your work, ! i will mark you brainliest but you have to show your work.