Please help as much as you can :)

Please Help As Much As You Can :)

Answers

Answer 1

9514 1404 393

Answer:

  (x, y) = (3, 7)

Step-by-step explanation:

If you divide the second equation by 2, it becomes ...

 -x +2y = 11

Adding this to the first equation gives you the value of y:

  (x -y) +(-x +2y) = (-4) +(11)

  y = 7 . . . . . . . . simplify

The first equation can be rearranged to give an expression for x:

  x = y -4

  x = 7 -4 = 3

Then the solution is seen to be (x, y) = (3, 7).

__

Personally, I like a graphing calculator for a quick and easy solution to many linear systems. (If the solutions are non-integers, it may not be so helpful.)

Please Help As Much As You Can :)

Related Questions

Compute the value of the discriminant and give the number of real solutions of the quadratic equation.
-9x² – 3x-2=0 please help !

Answers

Answer:-9 :)

Step-by-step explanation:

Help me as much as you can please :)

Answers

Answer:

here is your ans

mark it as brainliest if you think so❤️

9514 1404 393

Answer:

  3)  (0, 0)

  4)  (-1, 2)

Step-by-step explanation:

I find a graphing calculator provides a quick solution to a system of linear equations.

3) The solution is (x, y) = (0, 0)

4) The solution is (x, y) = (-1, 2)

__

In each case, the y-term can be eliminated by multiplying the first equation by 3. For problem 3) the resulting equations must be added. For problem 4), the resulting equations must be subtracted.

Helppppppppppppppp plssssssssssssss

Answers

Answer:

110º

Step-by-step explanation:

Because the angle starts at 10º, and ends at 120º, so if we moved the angle down to start at 0º we would have to subtract 10º, so we must subtract 10º from 120º. You end up with 110º.

Hope this helps! Have a great day!

A line i oining
the
center of
a circle
to
a point on
circler
called​

Answers

Answer:

Radius.

Step-by-step explanation:

A line joining the center of a circle to a point on the circle is called​ a radius.

This ultimately implies that, it is the straight line from the center of a circle to any point on the edge of the circle. Also, radius is half of a diameter i.e diameter divided by the 2.

Generally, the radius is used for calculating the area and circumference of a circle.

Area of a circle = πr²

Circumference of a circle = 2πr

The S.I units for measuring radius is meters.

What does it mean to say that two groups are homogeneous?

Answers

Answer:

homogeneous Add to list Share. If a group of things are homogeneous, they're all the same or similar, like a room full of identically dressed Elvis impersonators.

Step-by-step explanation:

Which statement about the properties of Function A and Function B are true?
Select each correct statement.
A The Y-intercept of Function A is equal to the Y-intercept of Function B.
B The Y-intercept of Function A is less than the Y-intercept of Function B.
The Y-intercept of Function A is greater than the Y-intercept of Function B.
D The rate of change of Function A is equal to the rate of change of Function B.
E The rate of change of Function A is less than the rate of change of Function B.

Answers

Answer:

B. The Y-intercept of Function A is less than the Y-intercept of Function B

F. The rate of change of Function A is greater than the rate of change of Function B

Step-by-step explanation:

Function A rate of change and y-intercept:

✔️Rate of change using two pairs of values from the given table, (1, 2) and (3, 10):

Rate of change = ∆y/∆x = (10 - 2) / (3 - 1) = 8/2 = 4

Rate of change (m) of Function A = 4

✔️ To find the y-intercept (b) of function A, substitute (x, y) = (1, 2) and m = 4 into y = mx + b (slope-intercept form):

2 = 4(1) + b

2 = 4 + b

2 - 4 = b

-2 = b

b = -2

Y-intercept (b) of function A = -2

Function B rate of change (m) and y-intercept (b):

The function, y = 3x + 4 is given in the slope-intercept form, y = mx + b.

Therefore,

Rate of change/slope (m) = 3

Y-intercept (b) = 4

The following staments about the properties of both functions are therefore true:

B. The Y-intercept of Function A is less than the Y-intercept of Function B

F. The rate of change of Function A is greater than the rate of change of Function B

please hurry! I need all of these answers really soon it's due​

Answers

use photomath or something
What is this on? I don’t get what I’m supposed to solve. Sorry, I’m in high school yet I’ve never seen something like this...unless I forgot.

Megan buys shorts and a tee shirt.
The tee shirt costs half as much as the shorts.
The total cost is $36.
How much do the shorts cost?

Answers

Answer:

18

Step-by-step explanation:

The answer is 18.

As half of 36 is 18

Answer:

The shorts cost is $18.

Hope it helps

Gabriel buys a plastic pencil case as shown. How much plastic is the case made from?​

Answers

I need a picture or something I can’t see anything
We need the pictures to answer the questions

please help me now this is due today

Answers

Answer:

-24+13x

Step-by-step explanation:

HELLP PLZ SOMEONE HELLP MEEEE

Answers

Answer:

The answer is "[tex]x_k= -\frac{9}{16} (-2)^k + \frac{9}{16} 2^k +\frac{3}{8} k\times 2^k\\\\[/tex]"

Step-by-step explanation:

[tex]\to F(Z)=\frac{3z(z-1)}{z^3-2z^2-4z+8}\\\\\to \frac{F(Z)}{z}=\frac{3z(z-1)}{z(z^3-2z^2-4z+8)}\\\\\to \frac{F(Z)}{z}=\frac{3(z-1)}{(z^3-2z^2-4z+8)}\\\\\to \frac{F(Z)}{z}=-\frac{9}{16} \frac{1}{z+2} + \frac{9}{16} \frac{1}{z-2} +\frac{3}{4} \frac{1}{(z-2)^2}\\\\\to F(Z)=-\frac{9}{16} \frac{z}{z+2} + \frac{9}{16} \frac{z}{z-2} +\frac{3}{4} \frac{z}{(z-2)^2}\\\\\to x_k= -\frac{9}{16} (-2)^k + \frac{9}{16} 2^k +\frac{3}{8} k\times 2^k\\\\[/tex]

A right prism is shown below



what is the volume of the right prism height is 15 in width is 8 in length is 10 in

Answers

Answer:

This is your answer ☺️☺️☺️

There are 400 seats in the Jefferson Middle School auditorium. The students are using 35 of the seats. There are 65 seats being used by teachers. How many seats are NOT being used in the auditorium?

Answers

Answer:

300

Step-by-step explanation:

400 - 35 - 65 = 300

100 seats being used, so 300 seats left unused

(Btw, do you happen to know of a certain Northeast Middle School at all?)

For the function f(x) = 7x1 + 10, find f-1(x).

15 points halp me plz

Answers

Answer:

C. f^-1(x) = (x/7 - 10)^4

The figure shows two parallel lines cut by a transversal. Which angle pairs are corresponding angles? Choose all that apply. Please help Pt.2
A. Angle A and Angle E
B. Angle H and Angle E
C. Angle C and Angle G
D. Angle B and Angle G
E. Angle A and Angle D
F. Angle H and Angle D

Answers

Answer:

A, C, and F

Step-by-step explanation:

Two angles that lie on the same  side of the transversal in  corresponding positions

Answer: A, C, and it is F

Find the value of x.
[p. 153]
A. x = 5
B. x = 10
C. x = 20
D. x = 40

Answers

Answer:

your answer will be C.x=20

Step-by-step explanation:

bye have a wonderful day/night ^_^

A conference consists of 5 sessions: A, B, C, D, and E. Here are the costs of the sessions.

Session A: $50
Session B: $50
Session C: $100
Session D: $150
Session E: $200

A participant plans to attend 3 sessions. Here is a list of all possible samples of size 3 sessions from this population of 5 sessions: ABC, ABD, ABE, ACD, ACE, ADE, BCD, BCE, BDE, and CDE. If sessions A, B, and C are selected, what is the sample minimum session cost?

$50
$66.67
$100
$200

Answers

When the list of all possible samples of size 3 sessions from this population of 5 sessions are given. The sample minimum session cost should be considered as the $200.

Calculation of the sample minimum session cost:

Since

Session A: $50

Session B: $50

Session C: $100

Session D: $150

Session E: $200

So here the minimum cost be

= $50 + $50 + $100

= $200

hence, The  sample minimum session cost should be considered as the $200.

Learn more about the cost here: https://brainly.com/question/24760080

Can someone help me with this question?

Answers

Answer:

One of the angles in the triangle might be 50.

AND

The length of the third side must be 11cm or smaller.

Step-by-step explanation:

-The triangle might be an equilateral triangle (having all the same sides and angles). False, since the triangle sum theorem states that all angles inside of a triangle must add up to 180, so an equilateral triangle would need to have all three angles at 60 degrees.

-One of the angles in the triangle must be 120 (false; it can be anything above 90, which is not only 120)

-The length of the third side must be 11cm or smaller. (True, Triangle Inequality Theorem)

-One of the angles in the triangle might be 50 (possibly, so very much true)

help pls

solve the systems of equations x-y=9 and -9x- 3y = 39

Answers

The correct answers are Y= -10 X= -1

I WILL GIVE BRAINLEIST PLS HELP

Answers

Answer:

the answer is $65

Step-by-step explanation:

Answer:

$70

Step-by-step explanation:

Explanation

If we reverse it we can break it down easier: We start at $935

15 dollars on every purchase, he sold 11 TVs. So we find the total amount of money, 15*11=165

935-165=770

770 is the amount left without the money he has earned so the total base.

770/11=70

Checking answer

Let's rebuild it to test if it is correct...

$70 for each tv * 11 tv's = $770 or the base price of the tv's

$15 for all the warranties

$15*11=165

165+770=935

So the answer is 70$

Hopefully, this helped.

Have a great day.

Evaluate when
a =3 b= 4.5 and h = 6

Answers

Answer:

For Example:  Evaluate a2b for a = –2, b = 3, c = –4, and d = 4.

Step-by-step explanation:

To find my answer, I just plug in the given values, being careful to use parentheses, particularly around the "minus" signs. Especially when I'm just starting out, drawing the parentheses first may be helpful:

a2 b

(    )2 (  )

(–2)2 (3)

(4)(3)

12

Note how using parentheses helped me keep track of the "minus" sign on the value of a. This was important, because I might otherwise have squared only the 2, ending up with –4, which would have been wrong.

By the way, it turned out that we didn't need the values for the variables c and d. When you're given a big set of expressions to evaluate, you should expect that there will often be one or another of the variables that won't be included in any particular exercise in the set.

Evaluate a – cd for a = –2, b = 3, c = –4, and d = 4.

In this exercise, they've given me extra information. There is no b in the expression they want me to evaluate, so I can ignore this value in my working:

(–2) – (–4)(4)

–2 – (–16)

–2 + 16

16 – 2

14

Write the following as algebraic expressions:

Joe had $100. He bought m books for n dollars each. How much money does he have left?

Answers

$100 + n = unknown for each

Which statement best describes the expression fraction 1 over 2 x (14 − 6) x 6 + 4?

Find half the product of 6 and 4, then subtract the difference between 14 and 6.
Find half the difference of 14 and 6, multiply by 6, then add 4.
Find the product of 14 and 6, add the product of 6 and 4, then divide by 2.
Find the product of 6 and 4, subtract the difference between 14 and 6, then multiply by fraction 1 over 2.

i really need help i don't get it

Answers

Answer:

The correct answer is: Find half the difference of 14 and 6, multiply by 6, then add 4.

Step-by-step explanation:

By Hierarchy Rules of Operators, we must follow these steps:

(i) Subtract 6 from 14.

[tex]\frac{1}{2}\times 8\times 6 + 4[/tex]

(ii) Multiply the result in (i) by [tex]\frac{1}{2}[/tex] and 6.

[tex]24+4[/tex]

(ii) Add 4 to the result in (ii).

[tex]28[/tex]

Hence, the correct answer is: Find half the difference of 14 and 6, multiply by 6, then add 4.

Which data set COULD NOT be represented by the box plot shown?

Answers

Answer:

b

Step-by-step explanation:

A poker game requires players to draw a card and roll a die. The combination of card and die will determine if a player wins. There are:

13 different types of cards: Ace, 2,3,4,5,6,7,8,9,10, Jack, Queen, King
6 different numbers, one on each face of a die: 1,2,3,4,5,6
How many different combinations are there of one card and one die roll?

Answers

Answer:

78

Step-by-step explanation:

13*6=78

Answer:

that is not real, the game of poker does not need and does not use dice, they are only cards

explanation:

give me crown please  ;-;

Please help meee ASAP

Answers

The answer is B. 63 units

Explanation:

Perimeter is the outside of the shape, so you have to add up all the sides.

13+9+8+5+4+13+5+6=63

Perimeter= 63 units

Answer:

The perimeter is 63 units (B).

Step-by-step explanation:

To find the perimeter, you must add up all the sides.

So...

13 + 9 + 8 + 5 + 4 + 13 + 5 + 6 = 63 units

The answer would then be B -> 63 units

Please help with math

Answers

Answer:

Box Plot

Step-by-step explanation:

Median: 82

Minimum: 67

Maximum: 123

First quartile: 79

Third quartile: 89

Outlier: 123

It’s question 2! Please help! An explanation would be amazing.

Answers

Answer:

n = 0

Step-by-step explanation:

n^2-8n+16=n^2+8n+16

16n=0

==> n = 0

F(x)=2x+1 then find f(k)

Answers

Answer:

f(k) = 2*k + 1

Step-by-step explanation:

The 'f' function takes the variable, doubles it, and then adds 1.

So f(k) = 2*k + 1

f(g) = 2*g + 1

f(m) = 2*m + 1, and so on

It doesn't really matter which variable you use, the function still does the same thing to it.

What is the value of x in the equation 2x - 3/5 = -1/10

Answers

Answer:

1/4

Step-by-step explanation:

you add 3/5 to the other side and find the lcm making it 6/10--1/10=5/10. Then 5/10 divided by 2 = 2.5/10 which you can simplify to 1/4.

Answer: x=1/4

Step-by-step explanation:

1. Isolate x: if you move -3/5 to the other side, your equation would become

=> 2x=-1/10+3/5

2. Find the common denominator: since you can't add -1/10 with 3/5 without simplifying, you're equation would change to this:

=> 2x=-1/10+6/10

3. Simplify:

=> 2x=5/10  =>  2x=1/2

4. Divide:

=> 2x=1/2  =>  x=1/2*1/2  =>  x=1/4

Have a nice day! :D

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