The answers is A x=4.5y because for whatever y is you multiply it by 4.5 and it gives you your x. Trust me. They all match too; I checked.
Answer:
19.2
Step-by-step explanation:
Let x be the missing number
2 1/2x =48
5/2x =48
x=48(2/5)
x=19.2
Yo sup??
Let the length of river D be x
then the lenght of river C will be 200+x
but,
lenght of river C+lenght of river D=5580
x+x+200=5580
2x=5380
x=2690
Therefore lenght of river D is 2690 and that of C is 2890
Hope this helps
Answer:
its D
Step-by-step explanation:
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180-65
