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marshall27 [118]
3 years ago
5

Is (-5,17) a solution of y=3x+2?

Mathematics
1 answer:
Alchen [17]3 years ago
3 0

Answer:

no

Step-by-step explanation:

When solving this equation you would substitute the x coordinate for x and the y coordinate for y:

17=(3*-5)+2

Then multiply -5 and 3:

17=-15+2

Then, add it out and you will come to the conclusion that it equals negative 13 not 17. The correct answer would be (5,17).

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A train increase from 2km/hr to 5km/hr is 20 second. What is it’s acceleration
Anni [7]
Acceleration = F/m (in this case is velocity/time instead) 
4 0
2 years ago
The box plots below show student grades on the most recent exam compared to overall grades in the class:
ANTONII [103]

Answer:

1)  The class and exam medians are almost the same.

Step-by-step explanation:

1) According to the given data (box-plot) the median of Class is 84 and median of Exam is 85.

Thus, the medians of both class and exam are almost same.

Hence, this is the correct option.

2) Since the median of Class is 84 and median of Exam is 85, Thus, we can't say median of exam is much high than median of class.

Hence, this option is not correct.

3) Since Q3 of Class is 89 and Q3 of exam is 94, which is not equal.

Hence, this option is also not correct.

4) Since the median of Class is 84 and median of Exam is 85, Thus, median of exam is not lower than median of Class.

Hence, this option is also not correct.

3 0
3 years ago
Find the slope of a line PERPENDICULAR TO LM:<br> L(3,-5), M(-4, -1)
Ede4ka [16]

Answer:

\frac{7}4

Step-by-step explanation:

First, we need to find the slope, which is defined as the change in y over the change in x:

\frac{-5-(-1)}{3-(-4)} = \frac{-4}{7}

To find a slope that's perpendicular to that, we just take the negative reciprocal of that slope, which is \frac{7}4.

I hope this helped.

7 0
3 years ago
Simplify 3√225x^2y^4
vlada-n [284]

Answer:

45X2y4

Step-by-step explanation:

3√225X2y4

Simplify to

45X2y4

=45X2y4

7 0
3 years ago
A car can travel 24 miles for every 1 gallon of gasoline.
jasenka [17]
The car can travel 235.2 miles on 9.8 gallons. Just multiply 24 by 9.8.
5 0
3 years ago
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