C.21
5^2-4=21
Explanation
Answer: 42:21 and 14:7
Step-by-step explanation:
42:21, 6:3, and 14:7 all reduce to 2:1, but 9:1 does not.
Answer:
41 units cubic
Step-by-step explanation:
Answer:
4/5>3/4
Step-by-step explanation:
4/5=0.8
3/4=0.75
4/5 is grater than 3/4 by 0.5
I hope this helps!
3/5n+9/10=-1/5n-23/10
+1/5 +1/5
4/5n+9/10=-23/10
-9/10 -9/10
4/5n=-32/10
divide 4/5 on both sides
n=-4