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valina [46]
3 years ago
7

Two algebra questions! please help :(

Mathematics
1 answer:
Fiesta28 [93]3 years ago
8 0
The answer is B. h=<span>V<span>2π<span>r<span>2</span></span></span></span>
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Evaluate the following expressions:<br> 1. 5(a+2b)-3b
Alika [10]

Answer:

=5a+7b

Step-by-step explanation:

Expand: 5(a + 2b): 5a + 10b
=5a+10b-3b
<em>Add similar elements: 10b-3b=7b
</em>=5a +7b

4 0
2 years ago
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What are some methods to finding the distance between A and B
Wittaler [7]
Are a and b two points on a line
If they are you can use the distance formula
6 0
3 years ago
The image Of A(a+2b,2a-b) when reflected in the line y=x is A'(b-a,4b-2a). Show that 3a=2b<br>​
lions [1.4K]

Answer:

1vbrbdhrgdvsvdbbd

Step-by-step explanation:

bhegsbdvsvdvdbrbdbr

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3 0
2 years ago
A color printer prints 7 pages in 3 minutes.
mojhsa [17]

Answer:

2 pages per minute

Step-by-step explanation:

when you divide 7 by 3, your answer would be 2.3333333333 and so on.

however, you can say

iT pRiNtS 2 aNd A tHiRd pAgEs PeR MiNuTe.

you should say it prints 2 whole pages a minute.

i hope this helps!

stay safe!

:)

4 0
3 years ago
42,000 as a multipul of a power of 10
MrRa [10]

Answer:

4.2 \times  {10}^{4}

Step-by-step explanation:

42000 = 4.2000 \times  \times  {10}^{4}  \\  = 4.2 \times  {10}^{4}

3 0
2 years ago
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