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Nata [24]
2 years ago
15

Question 18: Please help, I'm not sure but I think the answer is either C or D.

Mathematics
1 answer:
Ad libitum [116K]2 years ago
3 0

Answer:I think it is C

Step-by-step explanation:

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-5(x + 1) s 30. What is a possible value of x?<br> help me pls
inn [45]

Answer:

the answer should be x= -7 hope this helps!

4 0
3 years ago
An angle measures 3π4 radians.
Murljashka [212]

Answer:

135°

Step-by-step explanation:

π : 180

3π/4 : 180 × 3/4 = 135

7 0
3 years ago
Wait so the sum of interior angles
Amiraneli [1.4K]
<h3>Answer:   1260</h3>

====================================================

Work Shown:

n = number of sides = 9

S = sum of the interior angles of any polygon with n sides

S = 180(n-2)

S = 180(9-2)

S = 180(7)

S = 1260

8 0
2 years ago
△HES ≅ △PBN, HE = 3.9 cm, SB = 0.9 cm, and NS = 4.5 cm<br><br> What is the length of ES ?
Natali5045456 [20]
 ns +sb = 5.4 cm

sb = en so en can be plugged in for sb

therefor es = 5.4
3 0
3 years ago
Solve for x: 2 over 5 plus 3 over 5 x equals quantity x plus 5 over 10
krok68 [10]
(2/5)+(3/(5x))=(x+5)/10
nasty fractions, we hates it forever

so

get rid of all those nasty fractions
multiply both sides by 10x
4x+6=x(x+5)
distribute
4x+6=x^2+5x
minus (4x+6) from both sides
0=x^2+x-6
factor
0=(x-2)(x+3)
set each to zero
0=x-2
2=x

0=x+3
-3=x

x=-3 and 2


3rd option is answer
8 0
3 years ago
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