Frances can complete 919191 oil changes in 777 days. How many oil changes can Frances complete in 111111 days?
show your work or not

Which equation results from adding the equations in this system? x+6y=9 and -x+2y=-15

Ming says that 0.24 > 1/4 because 0.24= 2/4. which best explains mings error

Ascientist has 50 grams of a radioactive element. the amount of radioactive element remaining after t days can be determined using the equation (1) after two days the scientist receives a second shipment of 50 grams of the same element. the equation used to represent the amount of shipment 2 remaining after t days is 10) - 50 which of the following is an equivalent form of the expression for the amount remaining in shipment 2? what’s the answer?