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shtirl [24]
3 years ago
13

Solve each system of equation. x + y = 43x – 2y = 7​

Mathematics
2 answers:
snow_tiger [21]3 years ago
8 0
X equals 3 y equals 1
Genrish500 [490]3 years ago
3 0

eliminating y

x + y = 4 .......... x 2

3x - 2y = 7 ...... x 1

2x + 2y = 8

3x - 2y = 7

_________ +

5x = 15

x = 3

substitute

x + y = 4

3 + y = 4

y = 1

.

.

x = 3 and y = 1

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<h3>How to interpret Garret studies?</h3>

From the question, we have the following highlights

  • The sample size is large enough
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From the above highlights, the sample mean for students with a grade point average of 3.0–4.0 is greater than students with grade point average of 2.0 - 3.0

This is because 6.8 is greater than 6.4

This means that Garret's theory about the hours of sleep is correct

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Using an appropriately designed and analyzed study, a researcher observes a p-value of 0.010000. Consider the following proposit
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Answer:

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Step-by-step explanation:

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A cell phone provider offers a plan that costs $30 per month plus $0.10 per text message sent or received. A compatible plan cos
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