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Alona [7]
3 years ago
12

7th grade math help me plzzzz

Mathematics
2 answers:
Nataly_w [17]3 years ago
5 0

Answer:

<h3>The correct answer is <u>D: -30</u></h3>
Rashid [163]3 years ago
3 0
D -30

5(-6) multiply
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A bag contains 7 red marbles, 5 yellow marbles, 6 blue marbles, 4 green marbles, and 3 orange marbles. What is the probability o
dmitriy555 [2]

Answer:

A. 1/5

Step-by-step explanation:

Add all the numbers up, you get 25. There is 5 yellow marbles, so that's a 5/25 chance of picking a yellow one, now you just have to simplify, you then get 1/5, because 5 ÷ 5 is 1, and 25 ÷ 5 is 5.

5 0
3 years ago
Check picture if u kno geometry
Scorpion4ik [409]

Answer:

141.5 in

Step-by-step explanation

AB // CD // EF

12 / 15 = 21 / y        (By the property of 3 parallel lines and its transversals)

y = (15*21) / 12 = 26.25

CD // EF // GH

21 / y = x / 10       21 / 26.25 = x / 10

x = (21*10) / 26.25

x = 8

perimeter of ABHG = (y-14) +15 + y + 10 + (5x-3) + x + 21 + 12 = 141.5

                               

4 0
3 years ago
A data set consists of the following data points:
aleksley [76]
<span>(3,5),
(5,8),
(6,13)
------
(14,26)/3
 
then use the point slope form of a line to find equation of line

</span>y-y_1=m(x-x_1)&#10;\\y -  \frac{26}{3}  = 2.5(x- \frac{14}{3})&#10;\\y -  \frac{26}{3}  =  \frac{5}{2} (x- \frac{14}{3})&#10;\\y -  \frac{26}{3}  =  \frac{5}{2} x-  \frac{5}{2}\times\frac{14}{3}&#10;\\y -  \frac{26}{3}  =  \frac{5}{2} x-  \frac{35}{3}&#10;\\6y-52=15x-70&#10;\\15x-6y-18=0
<span>
Find y-intercept for x = 0.

</span>15x-6y-18=0&#10;\\15\times0-6y-18=0&#10;\\-6y=18&#10;\\y=-3<span>

</span>
4 0
3 years ago
Just answer # 1 please
Rudiy27
Can't see the photo fully! Sorry!
4 0
3 years ago
HELPPPPPPP HELP HELP HELP HELP
anzhelika [568]

Answer:

13 units

Step-by-step explanation:

Im doin this in class to so i got you

the equation would be d=(8-(-5))2-(-3-(-2))2

Next solve in the parenthesis 13 power of 2 +-1 power of 2

Then do the powers 169+1

d=170

Then you square 170 which is 13.03840481

That simplifies to 13

yayyyy

8 0
3 years ago
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