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irga5000 [103]
3 years ago
6

Simplify the expression below. 6n2 - 5n2 + 7n2

Mathematics
2 answers:
zavuch27 [327]3 years ago
3 0
The answer to the question is
18n^2

Nookie1986 [14]3 years ago
3 0
The answer is 8n^2. You just simplify the expression.
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Ivanna is riding on a bike course that is 60 miles long. So far, she has ridden 30 miles of the course. What percentage of the c
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Find the exact value of the following. Do NOT use labels in your answer and do NOT round your answer. If three pens cost $5.67,
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A volunteer has 12 pounds of birdseed to put in the bird feeders in all of the city parks. There are 13/4 cups of birdseed in a
kozerog [31]

Answer:

\large \boxed{28}

Step-by-step explanation:

1. Calculate the number of cups

\text{Cups} = \text{12 lb}\times\dfrac{1\frac{3}{4} \text{ cups}}{\text{1 lb}} =12\times\dfrac{\text{7 cups}}{4} = 3\times7\text{ cups}= \text{21 cups}

2. Calculate the number of bird feeders

\text{ Feeders}= \text{21 cups} \times \dfrac{\text{1 feeder}}{\frac{3}{4}\text{ cup}}=\text{21 cups} \times \dfrac{\text{4 feeders}}{\text{3 cups}} = 7 \times \text{ 4 feeders}\\\\= \textbf{28 feeders}\\\text{The volunteer can fill $\large \boxed{\textbf{28 feeders}}$}

5 0
3 years ago
Can someone help me? It's urgent and thank you!
taurus [48]

Answer:

c=10mm

Step-by-step explanation:

Using pythagoras theorem,

hypotenuse²=base²+altitude²

=√19²+9²

=19+81

=100

Hypotenuse²=100

Hypotenuse=√100

=10

3 0
2 years ago
Please can somebody help me with this question please...!
olga55 [171]
Since you are given that the student registered early, the total number you deal with is all students who registered early.

211 + 329 = 540

number of undergraduates who registered early = 211

Among students who registered early:

p(undergraduate) = 211/540
4 0
3 years ago
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