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34kurt
3 years ago
13

Help? ^-^ WILL GIVE BRAINLIEST! What is the slope of a line through (1, 3) and (-2, 2)?

Mathematics
1 answer:
ryzh [129]3 years ago
7 0

Answer:

<em>The slope of the line is </em>\frac{1}{3}<em />

Step-by-step explanation:

<u>The Slope of a Line </u>

Suppose we know a line passes through points A(x1,y1) and B(x2,y2). The slope can be calculated with the formula:

\displaystyle m=\frac{y_2-y_1}{x_2-x_1}

It's given the points (1,3) and (-2,2). Let's calculate the slope:

\displaystyle m=\frac{2-3}{-2-1}

Calculating:

\displaystyle m=\frac{-1}{-3}

\displaystyle m=\frac{1}{3}

The slope of the line is \frac{1}{3}

You might be interested in
How is "y more than 4 is -36" written and what is the answer ​
Crazy boy [7]

Answer:

y+4=-36 and the answer is y=-40

Step-by-step explanation:

So the word is means equals, meaning we can change it to say

"y more than 4 = -36

and more than means addition so we can put a plus sign there and we get

y+4=-36

then to solve this equation we need to get y by itself on one side and to do that we can move the 4 to the other side by subtracting it on both sides to cancel out the addition and we get y=-40

I hope this helps and please don't hesitate to ask if there is anything still unclear!

8 0
3 years ago
In the circle below, if &lt; B = 46°, what is the measure of arc AB?
olganol [36]

angle B = ( arc ADB ) ÷ 2

46 = ( arc ADB ) / 2

Multiply both sides by 2

46 × 2 = 2 × ( arc ADB ) / 2

92 = arc ADB

arc AB = arc ADB

arc AB = 92

8 0
3 years ago
A train covers 168 miles at a speed of 42 mph. How much time dod it take?
Sergio039 [100]

Answer:

4 hours

Step-by-step explanation:

42x?=168

?=4

3 0
3 years ago
Find the dimensions of the cube,<br> Volume = 64 in
Ksivusya [100]

Answer:

4 in

Step-by-step explanation:

volume = 64 in³

side = cubic root of 64 in³

side = 4 in

Check: If a cube has side 4 in, then its volume is 4 in × 4 in × 4 in = 64 in³.

This shows that the answer 4 in is correct.

4 0
2 years ago
Read 2 more answers
1. Use the quadratic, x? + 18x = 25 to answer the following questions.
makvit [3.9K]

Answer:

FIRST PROBLEM:

Exact Form:

x  =  25 /19

Decimal Form:

x =  1.31578947

Mixed Number Form:

x  =  1  6 /19

SECOND PROBLEM

Exact Form:

x  =  − 9  +  √ 106 ,  − 9  − √ 106

Decimal Form: x  =  1.29563014 ,  − 19.29563014

Step-by-step explanation:

5 0
3 years ago
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