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Dimas [21]
4 years ago
7

Write equivalent expression for 5a+30

Mathematics
1 answer:
sladkih [1.3K]4 years ago
7 0

Answer:

5*(a + 6)

Step-by-step explanation:

5a + 30 =  5*(a + 6)

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Do you agree with either one of them? Why or why not?
Annette [7]

Answer: Neither one is correct

Step-by-step explanation:

We don't know what we are actually comparing to: is it inches:feet or feet:inches? With the info provided, we can't decide which one is correct.

Outcomes:

1. Inches:feet constant of proportionality is 12,

2.feet:inches constant of proportionality is 1/12

8 0
1 year ago
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A restaurant has r reservations each hour except it's last hour, when it has 5 reservations. If the restaurant is open for six h
Ilya [14]
R = 55 total reservations - 5 reservations from the last hour / 5 hours

R = 55 -5 / 5

r = 10
4 0
3 years ago
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Which value is the range of the data set?
Drupady [299]
B
250 + 470 = 720
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3 years ago
331 students went on a field trip. six buses were filled and 7 students traveled in cars. How many were in each bus? Write an eq
mart [117]
So this problem would be written as this(:

so you start with 331 students together, but then you lose 7 who travel in the cars.

331-7=324

then it would be 324 divided by the 6 buses. that would look like this

324/6
that equals 54.
so in conclusion the answer is 54 students went into each bus:) hope that helps you!
3 0
3 years ago
Given 2x^2=-8, x is<br><br> A.-2<br> B. 2<br> C. 2i or -2i<br> D. 4i or -4i
Lera25 [3.4K]

Answer:

2i or -2i

Step-by-step explanation:

2x² = -8     First, clear x.

x² = -8/2    Solve

x² = -4        Now, eliminate the square of x by solving the square root of -4.

x = √-4

x = 2i or -2i Is an imaginary number.

4 0
3 years ago
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