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Oksanka [162]
3 years ago
8

HELP ME HELP HELP HELP

Mathematics
1 answer:
harina [27]3 years ago
3 0
Remember previous range was from -1 to 1
now multiply it by -5
range is from 5 to -5

answer is first otpion
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A line passes through the points (2,-4) and (6, 10). What is the equation of the line?​
malfutka [58]

Answer:

The equation of a line tells us both the y-intercept and the slope of a line on a graph. The equation of a line that passes through the points (2, -4) and (6, 10) is:

y=\frac{7}{2}x(3.5)-11

Step-by-step explanation:

  • Given:

Two points of the line are (2, -4) and (6, 10).

  • To find:

The equation of the line using two ordered pairs (points/coordinates).

The equation of a line with a known/revealed slope (m - variable used) can come in the format of:

y = mx + b

  • m = the slope
  • b = the y-intercept

Using this information, we can use the formula:

m=\frac{y_2-y_1}{x_2-x_1} (To find the slope/constant of variation/gradient/rate of change) - all synonyms; used for different contexts.

Now using the points, let's plug them into the formula and solve:

m=\frac{10-(-4)}{6-2}

m=\frac{14}{4}

m=\frac{7}{2} (\text{Decimal form:} 3.5)

Now that we have found the slope, let's find the equation of the line.

Let's use the formula: (y-y_1)=m(x-x_1)

⇒ Now let's plug in and solve:

       ⇒ [y-(-4)]=\frac{7}{2} (x-2)

      ⇒ y+4=\frac{7}{2} x-7

   ⇒ y=\frac{7}{2} x-7-4

  ⇒ y=\frac{7}{2} x-11

Now that we have found the equation of the line, we have completed the question as we have it now answered.

Hence, the equation of the line with the points of (2, -4) and (6,10) is

y = 7/2x - 11

(Keep in mind: This format is known as the slope-intercept form.)

#SPJ2

3 0
2 years ago
sandra drove 126.2 miles in 2 hours at a constant speed.use a proportion to find how long it would take her to drive 189.3 miles
Ivenika [448]
26.2 / 2 = 189.3 / x 

<span>Numerator = distance </span>
<span>Denominator = time </span>

<span>126.2x = (2)(189.3) </span>
<span>126.2x = 378.6 </span>
<span>x = 3 </span>

<span>It will take her 3 hours. 

I really hope this helps!


</span>
8 0
4 years ago
Can someone help me with this. (Convert the repeating decimal to a fraction show all your work)​
marta [7]

Answer:

you cannot convert a repeating decimal into a fraction

Step-by-step explanation:

3 0
3 years ago
HELPPPPP!! Is the expression 6 + 3 = 9 an equation ? Explain.
Elodia [21]

Answer:

No, because an expression is already solved and an equation is where you have to solve it

Step-by-step explanation:

3 0
3 years ago
Read 2 more answers
What type of graph is best to compare two sets of data over time
zloy xaker [14]
D. double line graph.
7 0
4 years ago
Read 2 more answers
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