12. Kelsie and Celeste are playing a video game. Celeste has 45,349 more points than Kelsie. If their combined total is 82,161, write and solve an equation to find Kelsey’s points. 13. Abigail spent her birthday money on a video game that cost $24, a controller for $13, and a memory card for $16. The total tax was $3.27. Write and solve a subtraction equation to find how much money Abigail gave the cashier if she received $8.73 in change. Justify your answer. Justify: ______________________________________________________________________________ 14. Roberto and Mikayla are trying to find the solution to = - without calculating. Roberto thinks m – you need to add to both sides. Mikayla thinks you need to subtract from both sides. Which student is correct? Then solve for the variable. 15. It takes Imani 4 times as long as Carissa to travel to school each morning. If it takes Imani 28 minutes to travel to school, write and solve a multiplication equation to find how long it takes Carissa to get to school.
12. Kelsie and Celeste are playing a video game. Celeste has 45,349 more points than Kelsie. If their combined total is 82,161, write and solve an equation to find Kelsey’s points. 13. Abigail spent her birthday money on a video game that cost $24, a controller for $13, and a memory card for $16. The total tax was $3.27. Write and solve a subtraction equation to find how much money Abigail gave the cashier if she received $8.73 in change. Justify your answer. Justify: ______________________________________________________________________________ 14. Roberto and Mikayla are trying to find the solution to m – = - without calculating. Roberto thinks you need to add to both sides. Mikayla thinks you need to subtract from both sides. Which student is correct? Then solve for the variable. 15. It takes Imani 4 times as long as Carissa to travel to school each morning. If it takes Imani 28 minutes to travel to school, write and solve a multiplication equation to find how long it takes Carissa to get to school.
Chapter7_PracticeTest.docx