Answer: not enough information given
Step-by-step explanation: no diagrams, photos, etc.
Answer:
594.1
Step-by-step explanation:
87÷15=5.1
672-83=589
so then you add those to together and get 594.1
Answer (prediction, first edit):
5,600,000
Equation:

4 x+9=13 X=4 subtract 9 from the 9 and 13 and 13-9 =4 so x=4