17. 2x<16 x=7 or lower
All I can help you with is #17,
sorry that I can't answer the other 3.
I hope this helped! :-)
Answer:
n=-14
Step-by-step explanation:
2n+18-n=-10-n
n+18=-10-n
+n +n
2n+18=-10
-18 -18
2n=-28
/2 /2
n=-14
Answer:
I think it could be no.A 4 feet by 16 feet