Answer:
n=96
Step-by-step explanation:
9x mean 9 multipled with an unkown number and 9x is subtracted from another unknown number 'y' . you can substitute with any letters you want ,but you have to use two different letters.
Answer:
80 minutes
Step-by-step explanation:
1 hour=60 minutes
2 hours=120 minutes
-------------------------------
15/120=10/x
cross product
120*10=15*x
1200=15x
x=1200/15
x=80
Answer: it’s -5/2 I think. You might have to dive idea if it doesn’t let you put the fraction, but that is the rise over run or y over x
Step-by-step explanation:
Answer:
24
Step-by-step explanation:
3.5+2.5=6
6/0.25=6x4
24