Point D'D ′
D, prime is the image of D(-2, 1)D(−2,1)D, left parenthesis, minus, 2, comma, 1, right parenthesis under a reflection across the xxx-axis.
What are the coordinates of D'D
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D, prime?
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Elena and her husband marc both drive to work. elena's car has a current mileage (total distance driven) of 15,000 and she drives 23,000 miles more each year. marc's car has a current mileage of 46,000 and he drives 9,000 miles more each year. will the mileages for the two cars ever be equal? explain.

How many credit hours will a student have to take for the two tuition costs to be equal? round the answer to the nearest tenth of an hour.

Water flows at a steady rate from a tap. its takes 40 seconds to fill a 4 litre watering can from the tap. the rate at which water flows from the tap is halved. complete: 4 litres into cm3