I hope it can help you hehehehe
Answer:
what grade is this
Step-by-step explanation:
Step-by-step explanation:
(5x+18) - (3x+12)
5x+18=3x+12
5x-3x=2x
18-12=6
2x+6
If it can scan 72 photos in 8 minutes, it can scan 72/8 = 9 photos per minute.
So in 23 minutes, it can scan 9x23 = 207 photos
4 x 1 thousand (1000) = 4000
21 x 1 ten (10) = 210
4000
+ 210
---------
4210
=4210 (four thousand-two hundred and ten
