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3 years ago

Select all the correct systems of equations. Which systems of equations have infinite solutions?

Mathematics

1 answer:

nikklg [1K]3 years ago

6 0

Answer: Comment: From the explanations below,

2x + y = 10

-6x = 3y + 7 had an infinite solution, while y = 14 -2x

6x + 3y = 42 has a fictitious solution, so also equation

2x + y = 17

-6x = 3y - 51.

Step-by-step explanation:

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Vesna [10]

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Mr. West estimated a mass to be 265g, but upon carefully measuring it, found the actual mass to be 240g. What was the percent er

spayn [35]

Answer:

<h3>The answer is 10.42 %</h3>

Step-by-step explanation:

The percentage error of a certain measurement can be found by using the formula

$P(\%) = \frac{error}{actual \: \: number} \times 100\% \\$

From the question

actual mass = 240 g

error = 265 - 240 = 25

So we have

$p(\%) = \frac{25}{240} \times 100 \\ = 10.41666666...$

We have the final answer as

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3 years ago

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Answer:

Step-by-step explanation:

the statement which is correct is

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here

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swat32

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Step-by-step explanation:

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25 POINTS!!! Simplify 3x - 4 - 5x = 6 + 4x + 2

Maksim231197 [3]

3x-5x-4x=6+2+4
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