During the day, sam spent $4.85 on lunch. he also bought 2 books for $7.95 each. at the end of the day, he had $8.20 left. how much money did he start with?

The linear combination method is applied to a system of equations as shown. 4(.25x + .5y = 3.75) → x + 2y = 15 (4x – 8y = 12) → x – 2y = 3 2x = 18 what is the solution of the system of equations? (1,2) (3,9) (5,5) (9,3)

Pls the last one and it has to be like number 6

Lisette takes an ela exam and got 16 out of 27 questions correct. what percentage of the questions did lisette get correct?