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Ronch [10]
3 years ago
14

20. A biologist studied the populations of geckos and salamanders at Huntington Beach State Park over

Mathematics
2 answers:
BlackZzzverrR [31]3 years ago
4 0

Answer:

what was it?

Step-by-step explanation:

Shtirlitz [24]3 years ago
3 0

Answer: b

Step-by-step explanation:

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Two thirds as a decimal
larisa [96]
2/3
=0.6666666... is your final answer. Hope it help!
4 0
3 years ago
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What is the value of y in the equation 3(3y − 15) = 0? 5 6 7 9
mezya [45]
Y = 5
3(3y - 15) is also equal to 9y - 45, which means to find y, you have to divide 45 by 9, which is 5.
4 0
3 years ago
Select all the statements that correctly describe the solutions to this system of equations.
Scrat [10]

Answer:

D

Step-by-step explanation:

first you have to do 6 times 3 and get 18 then you need to add 3 to that then divided that by 2 then you get your answer

7 0
3 years ago
It costs $3.75 for 25 oz. of candy or $6.30 for 90 oz. of candy. Which is
Art [367]

Answer:

90 OZ.

Step-by-step explanation:

You have to divide the ounces by the price to see how much $1 per ounce costs.

25 divided by 3.75 = 6.6 Ounces for $1

90 divided by 6.30 = 14.28 ounces for $1

8 0
3 years ago
Points A(-2, 4), B(1, 3), C(4, -1) and D form a parallelogram. What are the coordinates of D?
Rudik [331]
Let point A(-2,4)  = A (X1,Y1)
      point B( 1,3  )= B (X2,Y2)
      point C(4,-1)  = C (X3,Y3)
and point D(?, ?) = D (X4,Y4)  We have to find this point

To find X4 we have to use the formula:
X2-X1=X3-X4

Now just plug in the numbers that correspond to the letters provided:
(1)-(-2)=(4)-(X4) ----> we don't know what X4 is yet, so we have to solve for it!
1+2=4-X4
3=4-X4
3-4=-X4
-1=-X4  divide both sides by -1
X4=1

Now we have to find Y4 using this formula:
Y2-Y1=Y3-Y4

Therefore,
(3)-(4)=(-1)-(Y4)
-1=-1-Y4
-1+1=-Y4
0=-Y4
So,
Y4=0


Now we have found the coordinates of the point D, which is (1,0)

Hope this helped!
8 0
3 years ago
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