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Lynna [10]
2 years ago
9

The line passing through the points (-2,5) and (1,8)

Mathematics
1 answer:
ycow [4]2 years ago
4 0

Answer:

<u>y = x + 7</u>

Step-by-step explanation:

Calculate the slope of a line that passes through (-2,5) and (1,8).  The slope is the Rise/Run between the 2 points:

Rise = (8 - 5) or 3.

Run = (1-(-2)) = 3

Rise/Run, the slope m, is 3/3 or 1.

The equation can be written as y = 1x + b.

We need to find a value of b that forces the line though both points.  Do that by entering one of the two points into y = 1x + b and solve for b.  I'll use point (1,8)

y = x + b

8 = 1 + b

b = 7

The equation becomes <u>y = x + 7</u>

See the attached graph.

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Quadrilateral RSTU has vertices R(-6, -3), S(3, 3), and T(4, -1). What are the coordinates of vertex U if
Natasha_Volkova [10]

9514 1404 393

Answer:

  c)  (-5, -7)

Step-by-step explanation:

In a parallelogram, the midpoints of the diagonals are the same point. This means ...

  (R+T)/2 = (S+U)/2

  R +T -S = U

  (-6 +4 -3, -3 -1 -3) = U = (-5, -7)

7 0
3 years ago
The denominator of a rational number is greater than its numerator by 5. If 5 is subtracted from the numerator and 4 is added to
nasty-shy [4]

Answer:

7/12.

Step-by-step explanation:

=x/x+5.

x-5/x+5+4=⅛

x-5/x+9=⅛

x-5=⅛(x+9)

x-5=⅛x+1⅛

x-⅛x=1⅛+5

⅞x=49/8

7x=49

x=7

thus the initial fraction is x/x+5= <u>7</u><u>/</u><u>1</u><u>2</u>

A rational number is a fraction

4 0
3 years ago
M&lt;1 =40-4x; and m&lt;2=50-8x
matrenka [14]
What's the question?
6 0
3 years ago
Use the Rational Root Theorem to list all possible rational roots for the equation.
kicyunya [14]
The answer would be B and here’s the steps :)

5 0
2 years ago
What is this just tell me what the L AND W ='s please
andreyandreev [35.5K]
You didn't show us much of the page with the question on it,
so we can't be sure of exactly what you're working on in math.

If you're working with things like squares and rectangles, then
'L' and 'W' are often used to represent the Length and Width of
shapes drawn on paper, or even Length and Width of 3D objects
like blocks or boxes. 
7 0
3 years ago
Read 2 more answers
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