Answer:
31.8 that is it I just need to fill a 20 character long answer
3x + 7 = 13
-7 -7
3x = 6
/3 /3
x=2
Amanda read 4 for than Melissa.
Step-by-step explanation:
Amanda read 20 and Melissa read 16. 20-16=4.
-8/10,-12/15,-16/20,-20/25,-24/30,etc.