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Orlov [11]
2 years ago
11

Hurry, it’s a test!!! Plz!

Mathematics
1 answer:
kondor19780726 [428]2 years ago
6 0

Answer:

estimate 215 answer 10

Step-by-step explanation:

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(2.5×10-8)(9×10-10)​
IgorC [24]

Answer:

1360

Step-by-step explanation:

First, you do all the operations inside the parenthesis, and then you multiply the two. Also, remember the order of operations. Multiplication always comes before addition and subtraction.

(2.5x10-8)(9x10-10)

(25 - 8)(90 - 10)

(17)(80) = 17x80 = 1360

4 0
2 years ago
Write the expression in standard form. (4f - 3 + 2g) - (-4g + 2) ​
iVinArrow [24]

Answer:

4f + 6g -5

Step-by-step explanation:

4f - 3 +2g- - 4g + 2

4f - 3+ 2g + 4g - 2

4f -3-2 +2g +4g

4f -5 + 6g

4f + 6g -5

8 0
3 years ago
Describe the graph of the equation x = 7. Is the equation a function?
DerKrebs [107]

Answer:

no it is not, A

Step-by-step explanation:

functions are things which u can draw vertical lines through and it never intersects(one x value leads to exactly one y value) at more than one point so A because x=7 is infinite y values for one x value.

3 0
2 years ago
Read 2 more answers
Need Very Soon Will Give Brainliest!!!!!
morpeh [17]

The like terms are:

12x and 8x - they have the same variables

8, 55, 3, and 180 - they are all regular numbers (if you know what I mean)

6 0
3 years ago
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Can someone please help me answer this question
Allushta [10]

Answer:

720

Step-by-step explanation:

60 minutes in a hour. So add 30 for each 20 minutes so it would be 90 an hour so multiply 90 by 8

7 0
2 years ago
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