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Angelina_Jolie [31]
2 years ago
12

Help pls- And now brainly is making me type more soo-​

Mathematics
1 answer:
qwelly [4]2 years ago
3 0

Answer:

72.32

Step-by-step explanation:

Angle in a straight line add up to 180. Using that you are able to find out x.

So 8x+7x+44.4 = 180

15x+44.4 = 180

15x = 135.6

x = 9.04

8*9.04 = 72.32

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-3|x+4|+16=7<br>two solutions​
DIA [1.3K]
-3|x+4|+16=7
-3|x+4|=7-16
-3|x+4|=-9
|x+4|=3
x+4=3
x+4=-3
x=-1
x=-7
X1=-7 X2=-1
3 0
3 years ago
Find the circumference of the circle below to the nearest tenth Use 3.14 for a
AnnyKZ [126]

Answer:

125.6

Step-by-step explanation:

all you have to do is multiple the 3.14 with 40 cm to get 125.6 cm

8 0
2 years ago
-4÷[1/3(7-1/2)]+3<br>(pls show your work) ​
jek_recluse [69]

Step-by-step explanation:

= -4 ÷ ( 1/3 × (7 - 1/2) ) + 3

= -4 ÷ ( 1/3 × 13/2 ) + 3

= -4 ÷ 13/6 + 3

= -4 × 6/13 + 3

= -24/13 + 3

= -24/13 + 39/13

= 15/13

3 0
2 years ago
What’s equivalent to 9m?<br><br> please help asap!!!<br><br> m-9<br> 9/m<br> 9+m<br> (9)(m)
Travka [436]

Answer:

(9)(m)

Step By Step Explanation:

9m is multiplying. So you need to find the one that deals with multiplication.

m-9 is subtraction

9/m is division

9+m is addition

(9)(m) is multiplication

Hope this helps :)

6 0
3 years ago
If f (x)=8-5x, find the value of f(2-k)
Helen [10]

Hello from MrBillDoesMath!

Answer:

f(2-k) = -2 + 5k

Discussion:

If f(x) = 8 - 5x , then

f(2-k) = 8 - 5(2-k) =>

f(2-k) = 8 - 10 + 5k =>

f(2-k) = -2 + 5k

Regards,  

MrB


6 0
3 years ago
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