15b+18=30+3b
15b=30+3b-18
15b=3b+12
15b-3b=12
12b=12
B=1
Answer: $-676
Step-by-step explanation:
Multiply 13% or 0.13 by the 16,900 to get 2,197. Multiply the 2,197 by 8 because that’s how many years there are and you get 17,576 then subtract that from the 16,900 to get -676 which means that the tractor would be worth pretty much nothing
Answer:
No
Step-by-step explanation:
The amounts of change are the same, but the original amounts are different. The ratio for the percent increase from 50 to 70 is 20/50, or 40%. The ratio for the percent decrease from 70 to 50 is 20/70, or about 29%.
Answer is C:9
12^9/12^5 = 12^4
hope it helps
