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inn [45]
3 years ago
12

Find the equation of a line that passes through the points (2,13) and (1,8)

Mathematics
1 answer:
kkurt [141]3 years ago
7 0

Answer:

y = 5x + 3  

I hope this helps!

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Is the following relation linear, quadratic, or cubic? If it is linear, find the equation. Explain your reasoning and include al
Sergio [31]

The given relation is linear. Equation of the linear function; (Y-y1)/(x-x1)= m Or Y= 1/2x +2.

<h3>What is a linear equation?</h3>

A linear equation is an equation that has the variable of the highest power of 1.

The standard form of a linear equation is of the form Ax + B = 0.

Where m is the slope and c is the y intercept.

WE have given R = {(x, y) : (2,3), (4,4), (6,5), (8,6), ...}

Let's use these two points to determine both the slope and the equation;

(2, 3), (4,4)

Slope= (y2-y1)/(x2-x1)

Slope= (4-3)/(4-2)

Slope= 1/2

Then Equation of the linear function;

(Y-y1)/(x-x1)= m

(Y-3)/(x-2)= 1/2

2(y-3) = x-2

2y -6 = x-2

2y= x-2+6

2y= x+4

Y= 1/2x +2

Hence, the given relation is linear. Equation of the linear function; (Y-y1)/(x-x1)= m Or Y= 1/2x +2.

Learn more about linear equations;

brainly.com/question/10413253

#SPJ1

8 0
2 years ago
9. Which of the following could be the side measures of a right triangle?
Lapatulllka [165]

Answer:

  A.  5 ft, 4 ft, 3 ft

Step-by-step explanation:

When you use the Pythagorean theorem with the numbers of the first choice, you find that these could be the sides of a right triangle:

  3² + 4² = 9 + 16 = 25 = 5²

__

You have found the correct answer at this point.

_____

If you want to check, you can examine the other choices:

  C: 6² +10² = 136 ≠ 11²

  B: 2² +4² = 20 ≠ 6²

  D: 5² +10² = 125 ≠ 15²

_____

<em>Comment on 3-4-5 triangle</em>

As you can see from the above, side measures of 3, 4, and 5 will form a right triangle. This is the smallest set of integers that will do so. It is also the ratios of the only set of side lengths in arithmetic progression that will do so.

This latter fact can help you rule out choices B and D in this problem, because each of those has sides in the progression 1 : 2 : 3.

(3, 4, 5) triangles come up often in algebra and geometry problems. This is a useful "Pythagorean triple" to remember.

6 0
3 years ago
911÷406 con operaciones​
marin [14]

Answer:

2.24384236453

Step-by-step explanation:

division/división

8 0
3 years ago
When e = 4, f = 2, and g = 8. If e varies jointly with f and g, what is the constant of variation?
jarptica [38.1K]
E\alpha fg
e=mfg
Where m is a constant of proportionality;
e=4, f=2 and g=8
Then;
4=m*2*8
4=16m
m=0.25
8 0
3 years ago
One employee of a computer store is paid a base salary of $2,000 a month plus an 8% commission on all sales over $7,000 during t
Kaylis [27]

Answer:

$25,000

Step-by-step explanation:

You already have 2,000 so all you need to do is get the other 2,000. So you would have to divide 7,000 by 100 which =70 then multiply it by 8 and you get 560. so times it by 4 you get 2,240 so he would need to sale about 28,000 to get 4240, but it a little over, so the answer to get $4000 is not perfect but the closest is $25,004 which is 7,000/100=70 x 3.5715 which will be $2,000.04.

3 0
3 years ago
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