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astra-53 [7]
3 years ago
9

Evaluate the expression when a=10 2a+3 =

Mathematics
2 answers:
Dmitrij [34]3 years ago
8 0

Answer:

23

Step-by-step explanation:

2(10)+3=

20+3

=23

ExtremeBDS [4]3 years ago
4 0
Their correct its 23
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22
astra-53 [7]

Answer:

c = 132

Step-by-step explanation:

c  = 2\pi \: r \\  = 2 \times  \frac{22}{7}  \times 21 \\  = 132cm

<em>hope</em><em> </em><em>this</em><em> </em><em>helps</em>

<em>brainliest</em><em> </em><em>appreciated</em>

<em>good</em><em> </em><em>luck</em><em>!</em><em> </em><em>have</em><em> </em><em>a</em><em> </em><em>nice</em><em> </em><em>day</em><em>!</em>

7 0
3 years ago
PLEASE HELP ASSSAAAPPPPP
Elis [28]
B. would be your answer, I'm almost 100% sure.

Brainliest?
It would mean a lot!
6 0
3 years ago
Solve, using linear combination.
Anastaziya [24]
The answer is B.) (2,0)


8 0
3 years ago
Volume 918 yd. what is volume in ft
vitfil [10]
<span>918yd³= 24786.00ft³

i believe that's what you were looking for?</span>
8 0
3 years ago
Solve this equation <br><br> 18 = n -18<br><br> n=
Mandarinka [93]

Answer:

n= 36

Step-by-step explanation:

18=n-18 (add 18 to both sides of the equation, 18 and -18 cancel out)

36=n

8 0
2 years ago
Read 2 more answers
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