When Andrei surveyed 36 random seventh-grade students in the lunchroom, he found that 7 out of 9 would like to try or have alrea
dy tried snorkeling. Using proportional reasoning, about how many of the 810 seventh-grade students in his school would like to snorkel?
2 answers:
Answer:
630 people
Step-by-step explanation:
630 students would like to snorkel
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Answer: 2,392
Step-by-step explanation:
Answer:
36 and 43
Step-by-step explanation:
let, length be (x+7) and width be x.
here,
perimeter of rectangle=2(l*w)
or,158=2(x+7*x)
or,158=4x+14
or,158-14=4x
or,144=4x
or,144÷4=x
x=36
width=36
length=x+7
=36+7
=43
Standard form is y=mx+b
<span>y = 2x + 5
</span><span>y = x – 9</span>
