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Mariulka [41]
3 years ago
6

Will give brainliest.

Mathematics
1 answer:
Dennis_Churaev [7]3 years ago
8 0
Pretty sure it's A. (X times .5 equals Y)
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10 points, please help
weqwewe [10]

Answer:

88.5

Step-by-step explanation:

(90+82+81+2x)/5=86

90+82+81+2x=430

2x=177

x=88.5

3 0
2 years ago
Heellllllllllllllpppppp!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
iogann1982 [59]

34.76

o

, nearly.

Explanation:

Angle of elevation = arc tan( (vertical height)/(length os the shadow)).

Here, this angle is

arc tan (12.5

/

18) =

34.78

o

, nearly

6 0
3 years ago
Acute angle DOG with a measure of 45
IrinaVladis [17]

Step-by-step explanation:

angle of 45° is drawn.

I hope you got it.

3 0
3 years ago
Solve the system of equations below.
trapecia [35]

Answer:

A) x + y = 8

B) 3x + 2y = 21

We multiply A) by -2

A) -2x -2y  = -16 Then we add this to

B) 3x + 2y = 21

x = 5

y = 3

Second answer is correct

Step-by-step explanation:

5 0
3 years ago
Solve for x.<br><br><br><br> 5+x+(−2)=−8
levacccp [35]
5+х-2+8=0
х+5-2+8=0
х+11=0
х=0-11
х=-11
7 0
3 years ago
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