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icang [17]
2 years ago
12

x2 + 2x + 7 = 21 The number of positive solutions to this equation is . The approximate value of the greatest solution to the eq

uation, rounded to the nearest hundredth, is
Mathematics
1 answer:
barxatty [35]2 years ago
8 0
I need help and no one is helping me
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2
Aleksandr [31]

Answer: lower bound = 9550

<u>Step-by-step explanation:</u>

Since the number is rounded to the nearest hundred, the actual value is somewhere between 9550 (which rounds up to 9600) and 9649 (which rounds down to 9600).

The lower bound is: 9550

The upper bound is: 9649

6 0
3 years ago
Can someone give me the answer for this? __ (5 + 4) = 2 * 5 + 2 * 4
wariber [46]

Answer:

the answer is two man..ya know

5 0
3 years ago
Read 2 more answers
4(x−2+y)<br> It's for khan academy
inessss [21]
The answer is 4x-8+4y i think?
4 0
2 years ago
Y = x2 − 2x − 19
xenn [34]
Y = 5 - 4x

5 - 4x = x^2 - 2x - 19
0 = x^2 + 2x -24
0 = (x + 6)(x - 4)
Therefore x = -6 (Given) or 4

x = 4, y = -9
(4,-9) is the other solution
3 0
3 years ago
Read 2 more answers
-x-1=5 can somebody answer this fo me THX :)
Nitella [24]

Answer: -6

Step-by-step explanation:

-x-1=5

-x=5+1

-x=6

divide both sides by -1

x=-6

8 0
3 years ago
Read 2 more answers
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