All of them
But if u had to pick one I would say addition or subtraction
Answer:
GIVEN,
Initial velocity of the rocket = 12800miles/hour
1 mile = 5280 feet
Initial velocity of the rocket in miles/second = (12800*5280)/60*60 feet/second = 18773.33333...feet/second.
THANK YOU FOR READING.
Answer:
Fraction: 89/250
Percentage:35.6%
Step-by-step explanation:
Answer:
Step-by-step explanation:
Simplify.
10 x 4000
40000
Unit form.
forty-thousand = four thousands
I'm sorry if I misunderstood.
Please add Brainliest if you'd like, not that it matters.
Add these together.
You get -15y=-45
So y=3
Now plug in to first equation.
8x-8(3)=-16
8x-24=-16
8x=8 so x=1
Check both values in second equation.
-8(1)-7(3)=
-8-21=-29
It works...so x=1, y=3
