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r-ruslan [8.4K]
3 years ago
13

Need help with us question

Mathematics
1 answer:
lina2011 [118]3 years ago
7 0

Answer:

17. 20  

18. 50

19. 50

20. 70

21. 110

22. 160

Step-by-step explanation:

I did this assignment already :)

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Evaluate the following when x = 3<br> 2x+ 5(x)
Nina [5.8K]

Hi!

I can help you with joy!

Evaluate:

\fbox{2x+5x} when \fbox{x=3}

First, add x's:

\rm{7x}

Now, plug in the value of x (3)

\rm{7(3)

Multiply:`

\rm{21} (Answer)

Hope it helps!

Ask me if you have any doubts.

  • Enjoy Your Day/Night! :)

<em>Answered by</em>

<em>~</em>Silent~

4 0
2 years ago
How much paper will be needed to cover the cylinder shown?
Advocard [28]
A=2πrh+2πr2=2·π·6·25+2·π·6^2 so the answer is D
5 0
3 years ago
Read 2 more answers
What are the values for y when x is 1, 3, and 5?<br> y = 3x + 10
Ivan
When x=1 y=13 when x=3 y=19 and when x=5 y=25 you just plug the numbers in for x and solve
5 0
2 years ago
Read 2 more answers
How to know if a function is increasing or decreasing
Shkiper50 [21]

Answer: when looking at the graph, anything that is going down is decreasing and anything that is going up is increasing. Maybe that can help you.

Step-by-step explanation:

3 0
3 years ago
Help help help help what is the answer −5(4x−3)−x+5=190!!!
artcher [175]
X=8.5
190-5=185
185/-5=-37
-37-3=-34
34/4=8.5

8 0
3 years ago
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