C. y = 100 - 0.92x
This equation represents the amount of change Mandy should have received.
Mandy bought an item for %0D%0Ax%0D%0A%0D%0A dollars, plus %0D%0A8%0D%0A%%0D%0A8%0D%0A%%0D%0A tax. She gave the cashier a %0D%0A$%0D%0A100%0D%0A$%0D%0A100%0D%0A bill. Which of the following equations represents the amount of change, %0D%0Ay%0D%0A%0D%0A dollars, Mandy should have received?%0D%0A%0D%0A%09A.%09%0D%0Ay%0D%0A=%0D%0A100%0D%0A−%0D%0A1%0D%0A.%0D%0A08%0D%0Ax%0D%0A%0D%0A=%0D%0A100%0D%0A-%0D%0A1%0D%0A.%0D%0A08%0D%0A%0D%0A%0D%0A%09B.%09%0D%0Ay%0D%0A=%0D%0A(%0D%0A100%0D%0A−%0D%0A1%0D%0A.%0D%0A08%0D%0A)%0D%0Ax%0D%0A%0D%0A=%0D%0A(%0D%0A100%0D%0A-%0D%0A1%0D%0A.%0D%0A08%0D%0A)%0D%0A%0D%0A%0D%0A%09C.%09%0D%0Ay%0D%0A=%0D%0A100%0D%0A−%0D%0A0%0D%0A.%0D%0A92%0D%0Ax%0D%0A%0D%0A=%0D%0A100%0D%0A-%0D%0A0%0D%0A.%0D%0A92%0D%0A%0D%0A%0D%0A%09D.%09%0D%0Ay%0D%0A=%0D%0A(%0D%0A100%0D%0A−%0D%0A0%0D%0A.%0D%0A92%0D%0A)%0D%0Ax%0D%0A%0D%0A=%0D%0A(%0D%0A100%0D%0A-%0D%0A0%0D%0A.%0D%0A92%0D%0A)%0D%0A%0D%0A%0D%0A%09E.%09%0D%0Ay%0D%0A=%0D%0A100%0D%0A−%0D%0A0%0D%0A.%0D%0A08%0D%0Ax
1 answer