Answer:

Step-by-step explanation:
Give me brainllest
It would be a right angle
the question says that the samples included 100 people each, so it's just 100 multiplied by the amount of samples:
7×100=700
The answer is 1.83
you look to the number after the hundreds place which is 5. the rule is that is that place is 5 or more then you can round up with the hundreds place which turned the 2 into a 3
Answer:
Step-by-step explanation:
3(a+3)-6=21
<=>3a+9-6=21
<=>3a+3=21
<=>3a=18
<=>a=6