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Lerok [7]
3 years ago
13

PLEASE SOMEONE HELP ME

Mathematics
1 answer:
evablogger [386]3 years ago
8 0

Answer:

What grade is this question?

Step-by-step explanation:

in a momment im in class

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Um........ Help? With step by step explanation ​
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Answer:

$7.50

Step-by-step explanation:

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How many solutions are possible for a system of equations containing exactly one linear and one quadratic equation?
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Solve the equation 2x^{2}+9x-1=x to the nearest 10th
Scilla [17]

Answer:

2x2+9x−1=x

Step 1: Subtract x from both sides.

2x2+9x−1−x=x−x

2x2+8x−1=0

Step 2: Use quadratic formula with a=2, b=8, c=-1.

x=

−b±√b2−4ac

2a

x=

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2(2)

x=

−8±√72

4

x=−2+

3

2

√2 or x=−2+

−3

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Step-by-step explanation:

This is what I got but I'm not 100% positive. I checked it on a calculator and it seemed to check out.

4 0
3 years ago
Click on the measurement that is equal to 20 liters.
Sphinxa [80]

Answer:

A.

Step-by-step explanation:

20000milliters = 20litres

4 0
2 years ago
Read 2 more answers
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