Answer:
1. 5r-8=r
2.3x-4=120
3. x-20=27
4. 3x+10=46
5. 2x+12=16
6. 8+4x=56
7. 16/x=2
8. x+6=24
9. 5x+19=67
10. 6-4x=38
Step-by-step explanation:
K would be 13 I hope his helps
Answer:
Option D) 1.26 tons
Step-by-step explanation:
we have

where
d is the diameter of a rope in inches
w is the weight in tons
we have
----> the diameter is two times the radius
substitute the value of d and solve for w


assume


They are variables. They stand in for different numbers in a problem. for example) a=12