Answer:
x = 1 y = 2
Step-by-step explanation:
you add the equations and get 3x equals 3 divide x by 3 get 1 x equals 1 substitute x in the first equation for 1 1 plus y equals three subtract one and y equals 2
Answer:
wym by 4 decimal places
Step-by-step explanation:
It's saying that 95% of the time the comparison from test to retest is 96% reliable.
so I would take (0.95+0.96)÷2= 0.955
then 73×0.955=69.715
then 73-69.715=3.285
so I would range the possible true score between 69.715 and 76.285
also written as 73 ± 3.285
Answer:
He solved 75% of the puzzles!
Step-by-step explanation:
Okay, let's look at our fraction 18 out of 24. We can see that they are both even numbers, so at worst, we can divide the entire fraction by two. However, they have a GCF of six, so we will use that.
18 3
---- divided by 6 = ----
24 4
Now that we have the fraction 3/4, we can turn that into a percentage!
3/4 is 0.75. To get the percentage, we multiply that by 100--now we have 75%.
Answer:
1/10+1/10+1/10
1/6+1/6+1/6+1/6+1/6+1/6 or simply 1
Step-by-step explanation: