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iogann1982 [59]
4 years ago
14

NEED HELP!!!!!!!

Mathematics
2 answers:
Rasek [7]4 years ago
6 0
(4,-1) is the point where the two lines intersect.
mr_godi [17]4 years ago
5 0

Answer:

(-4, 1)

Step-by-step explanation:

y =  3/4 x - 4 ---------(1)

y = -x + 3------------------(2)

Substituting y in equation (1)

-x + 3 = 3/4  x   -   4

collect like term, that is move the x variables to the left hand -side of the equation and then move the constant to the right hand side of the equation

-x -  3/4 x   =   -4 - 3

-7x /4  = -7

The negative sign on both the left and right hand side will cancel out each other

7x / 4 =  7

To get the value of x, multiply both-side of the equation by 4/7

7x/4  ×  4/ 7  =   7 × 4/7

x =   4

substitute x = 4 into equation (2)

y = -x + 3

y  =  -4 + 3

y = -1

x = 4   and y = -1

Therefore the solution to the system of the equation is (4, -1)

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Find and simplify the difference quotient of the form<img src="https://tex.z-dn.net/?f=%5Cfra%5Cfrac%7Bf%28x%29-f%28a%29%7D%7Bx-
Ilia_Sergeevich [38]

Answer: 3x + 13

Step-by-step explanation:

f(x)=3x^2+x\\f(a)=3a^2+a\\f(4)=3*4^2+4=52\\\\f(x)-f(4)=3x^2+x-52=(x-4)(3x+13)\\\\\dfrac{f(x)-f(4)}{x-4} =\dfrac{3x^2+x-52}{x-4} \\\\if\ x \neq 4\ then \\\\\dfrac{f(x)-f(4)}{x-4} =\dfrac{(x-4)(3x+13)}{x-4} \\\\=3x+13\\

6 0
3 years ago
Read 2 more answers
Tyler selects one card from the three(4,5, and a King), and rolls a number cube. What is the probability that she selects the 5,
Svet_ta [14]

\frac{1}{3}Answer:

2/9

Step-by-step explanation:

given that Tyler selects one card from the three(4,5, and a King), and rolls a number cube.

We find that A the event of selecting one card and B getting a number on rolling a number cube are independent events.

No of cards = 3

Prob of selecting 5 from 3 cards = P(1,2,3, or 4) = \frac{2}{3}

When rolling a number cube (assuming fair) there is equally likely for all numbers to appear from 1 to 6

Prob of getting 5 =\frac{1}{6}

Prob of getting less than 5 =

Since these two events are independent,

the probability that she selects the 5, and rolls a number less than 5

= Product of probabilities

= \frac{1}{3}*\frac{2}{3}

=\frac{2}{9}

6 0
3 years ago
Hurry I Will Give Brainliest!!
beks73 [17]

Answers:

  • Vertex
  • 3
  • middle

If an angle is labeled with a single letter, that letter represents the <u>  vertex  </u> of the angle.

If more than one angle has the same vertex, you must use <u>  3   </u> points to name the angle. The <u>  </u><u>middle  </u> point named must be the vertex.

=================================================================

Explanation:

If we have a single triangle, and no other extra lines, then we can use single letters to name the three angles. Each vertex of the triangle corresponds to the vertex of that angle.

If you were to draw many triangles, in which some may or may not overlap, you'll mostly likely need to name the angle using 3 letters. This is so you are very specific about which angle you're talking about. The middle letter is always the vertex. The left and right letters are points on the arms of the angle. The order of the left and right letters doesn't matter as long as the middle letter stays the same. So something like angle ABC is the same as angle CBA.

7 0
4 years ago
Read 2 more answers
The first figure is dilated to form the second figure.
siniylev [52]
The scale factor is 4 5.8/1.45=4
4 0
4 years ago
What type of angles are &lt;5 and &lt;6?
Kisachek [45]

Answer:

C

Step-by-step explanation:

Supplementary angles because their sum is 180 degrees

4 0
3 years ago
Read 2 more answers
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