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Andrew [12]
3 years ago
13

Math help will give brainliest what is X and M angle A

Mathematics
1 answer:
Anna [14]3 years ago
3 0
Supplementary = 180 degrees...

A + B = 180

3x + 12 + 7x + 38 = 180

10x + 50 = 180

10 x = 130

x = 13 

To find the A just substitute x in...

 
3 ( 13) + 12  

A = 51

To check substitute the x..

A + B = 180

3(13) + 12 + 7(13) + 38 = 180
        51 + 129 = 180
            180 = 180
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PLEASE HELP ME!!
sveta [45]

Answer:

1 Is 4.24

2 Is 1.38

3 Is 0.96

4 Is 2.96

5 Is 1.68

6 Is 0.75

7 Is 75

8 Is 1.2

9 Is 0.92

10 Is 1.64

11 Is 1.8

12 Is 4.02

13 Is 35.2

14 Is 0.1

15 Is 0.56

16 Is 5.22

17 Is 17

18 Is 8.4

19 Is 73.8

20 Is 17.4

I Hope This Helped

Answered By Daruing aka hernadar004

moderated by: Lucas

how i got it was by multiplying then dividing

7 0
3 years ago
Need help from 7-9 pls
expeople1 [14]

Answer:

b 5 a 6 b 7

Step-by-step explanation:

5 0
3 years ago
PLS ASAP HELP ME I AM TIMED!!!
Y_Kistochka [10]

Answer:

B

Step-by-step explanation:

4 0
3 years ago
Read 2 more answers
A farmer sows 100 seeds of a new type of corn and wants to quickly determine the yield, or total number of ears of corn, for the
snow_lady [41]

Answer:

the fewest number is 5,6,7

Step-by-step explanation:

hope it helps

7 0
2 years ago
New York City is a popular field trip destination. THis year the senior class at High School A and the senior class at High Scho
maw [93]

Answer:

number of students in a van=12

number of students in a bus=52

Step-by-step explanation:

let number of students in a van=x

number of students in a bus=y

1x+6y=324     ...(1)

9x+3y=264   ...(2)

multiply (2) by 2

18x+6y=528   ...(3)

(3)-(1) gives

17x=204

x=204/17=12

put in (1)

12+6y=324

6y=324-12=312

y=312/6=52

8 0
3 years ago
Read 2 more answers
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