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cestrela7 [59]
3 years ago
13

Help with 10-13 ASAP. Explain your answer

Mathematics
1 answer:
erastova [34]3 years ago
7 0
From my understanding of the question you’re trying to find the value of k

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The US postal service delivered 7.14 x 1010 pieces of mail in the month of December and 3.21 x 1010 in the month of January. Wha
kupik [55]
The US postal service delivered 7.14 x 1010 pieces of mail in the month of December 7.14 x 1010=7211.4

3.21 x 1010 in the month of January. 3242.1

What is the total mail delivered for these two months?

7211.4
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4 0
3 years ago
What is the solution to this equation?<br> -13x=52
lesya [120]

Answer:

Step-by-step explanation:

Let's solve your equation step-by-step.

−13x=52

Step 1: Divide both sides by -13.

−13x/−13=52/−13

x=−4

Answer:

X=−4

Hope this helps mark me as brainiest pls

Done by Sammy

5 0
3 years ago
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Plz help pre calc!!!!
Montano1993 [528]
The correct answer is 8
6 0
3 years ago
Find the length of the third side of triangle if its midline measures 45cm​
azamat

Answer:

20 cm is the length of third side of triangle

Step-by-step explanation:

Length of 1st side = a

Length of 2nd side = 10cm = b

Length of 3rd side = 15cm = c

So,

Perimeter of triangle = 45 cm

a+b+c = 45cm

a + 10 + 15 = 45 cm

.'. a = 45-25 cm

= 20 cm

3 0
3 years ago
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X+2y+1=0,2x-3y-12=0 solve by substitution method​
Kitty [74]

Answer:

Step-by-step explanation:

x=-1-2y

-2-4y-3y-12=0

-7y=14

y=-2

x=3

3 0
3 years ago
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