We can use the system of equations:x + y = 217x - y = 85-----------------From the 2nd equation: y = x - 85x + x - 85 = 2172 x = 217 + 852 x = 302x = 302 : 2x = 151y = 217 - 151y = 66We can prove this solution:151 + 66 = 2017 and 151 - 66 = 85.Answer: those numbers are 151 and 66.
Answer:
50-100 yards in width and 100-130 yards in length
Step-by-step explanation:
Answer:
4. .88
5. 17/9
6. 67/12
7. 47/56
8. 209/45 or 4 29/45, 4.64
9. 143/30
Step-by-step explanation:
Answer:
(9n-8)=(6n-7)
n = 
Step-by-step explanation:
Plug in if you want to check
If one of the angles is = to 90 degrees
