solve by substituting, show work
2x-3y=4
2x+8=11

Answers

Answer 1

Answer:

x=1.5 y=-1/3

Step-by-step explanation:

2x-3y=4

2x+8=11

Let's subtract 8 from both sides of the second equation:

2x=3

x=1.5

Substituting this into the first equation, we get:

2(1.5)-3y=4

3-3y=4

-3y=1

y=-1/3


Related Questions

(x^2-3x+2)^2 - 4x + 2

Answers

the answer is (x-2)^2(x-1)^2-4x+2

Which set of vertices form a right triangle?

O (1, 3), (2, 2), (5, 6)

O (3, 5), (4, 4), (6, 8)

O (3, 6), (5, 5), (7, 8)

O (2, 5), (3, 3), (4,7)

Answers

Answer:

3,5 .4,4.6,8.

Step-by-step explanation:

tfjfkggkhhkjgiifkgftthvgyybf

WILL MARK BRAINLIEST TO FIRST CORRECT ANSWER

Which of the following rules represents the set of ordered pairs?

{(5, -1), (3, 7), (1, 15), (0, 19)}
ƒ( x ) = -2 x - 5
ƒ( x ) = 8 x - 23
ƒ( x ) = -4 x + 19

Answers

Answer:

f(x) = -4x + 19

Step-by-step explanation:

I used a calculator, pls let me know if im incorrect

Write a linear function f with f(5) = -1 and f(0) =-5.
f (x) =

Answers

Answer:

[tex]f(x)=\frac{4}{5}x-5[/tex]

Step-by-step explanation:

Solution is below as well as graph for proof

ill give brainiest to anyone that can answer this for me, Thanks in advance

Answers

Answer:

I'm pretty sure it's D

Step-by-step explanation:

a plant is already 56 centimeters tall, and it will grow one centimeter every month. that plants height, H (in centimeters) after m months is given by the following function. H(m)=56+m. what is the plants height after 23 months

Answers

Answer:

79

Step-by-step explanation:

We need to calculate the height after 23 months.

so m= 23

Plug in m=23

we have H(m) = 56 + 23 = 79

Answer is 79cm

if a person walks 1/6 mile in 10 mintues how far will that person walk in one hour

Answers

Answer:

1 mile

Step-by-step explanation:

We can write a ratio to solve

We know 1 hour is 60 minutes

1/6 mile          x miles

------------     = ---------------

10 minutes          60 minutes

Using cross products

1/6 miles * 60 minutes = 10 minutes * x

10 = 10x

Divide by 10

1 = x

1 mile

Is 24×338 around 10,000

Answers

Answer:

Less than 10,000

Step-by-step explanation:

24 times 338 is 8,112

Help! I will mark brainliest! Also, someone tell me how to mark brainliest

Answers

Answer:

n < 5

Step-by-step explanation:

in the number line n is less than 5

there is a hollow circle so it means n < 5

if it is a full circle it would be n <= 5

N equal to or less than 5
Question D hope this helps sorry if I’m wrong

This would be B right?

Answers

Answer:

yeah it's b :)

Step-by-step explanation:

good job!

[tex]\boxed{\sf x+12=15}[/tex]

Answers

Answer:

x = 3

Step-by-step explanation:

In order to solve, you have to do the opposite of positive 12 by subtracting it on both sides, to get x = 3.

Hope this helps :)

100 POINTS PLEASE BRAINIEST IF CORRECT!!!!!!
What is the slope of this graph?

Answers

Answer:

slope  = 3

Step-by-step explanation:

Using the following points on the graph:

Let (x₁, y₁) = (0, 4)

     (x₂, y₂) = (1, 7)

Substitute these values into the following slope formula:

m = (y₂ - y₁)/(x₂ - x₁)

m = (7 - 4)/(1 - 0)

m = 3/1 = 3

Therefore, the slope of the graph is 3.

Take two points

(1,7)(2,10)

Slope:-

[tex]\\ \tt\hookrightarrow m=\dfrac{10-7}{2-1}[/tex]

[tex]\\ \tt\hookrightarrow m=\dfrac{3}{1}=3[/tex]

m/1.4-11=-6 what is m

Answers

Answer:

7

Step-by-step explanation:

How to find the polynomial function domain, rang, and end be
havior

Answers

Answer:

bsndnnd

Step-by-step explanation:

bdndnmcmcmjdndncmmdjfjfkkfm

Describe the translation of P(–2, 3) to P(0,8)

Answers

Answer: It's a translation

Step-by-step explanation:

To the right 2 units and up 5 units

Michael gave 100 free bitcoin to whoever wants them. And if only two people can answer and get the bitcoin, how much bitcoin did Michael give away?? :)
(It wont let me say free and points together so I just said bitcoin) :)

Answers

how do i get in touch with this "Michael" fella?

Answer:

well he would be giving 200 bitcoin

Step-by-step explanation:

only 2 people can answer and michael is give the people that what 100 free and so its 200

Solve for x: (1 point)

negative 5 over 4, multiplied by x minus 5 equals negative 35?

Answers

Solution:

[tex] \frac{ - 5}{4}x - 5 = - 35 \\ = > \frac{ - 5}{4} x = - 35 + 5 \\ = > \frac{ - 5}{4} x = - 30 \\ = > x = - 30 \times \frac{4}{ - 5} \\ = > x = 6 \times 4 \\ = > x = 24[/tex]

Answer:

x = 24.

Hope it helps.

Do comment if you have any query.

what is the missing side length​

Answers

Answer:

15.8

Step-by-step explanation:

To complete this question, you must know the Pythagoream Theorum, which is a^2 + b^2 = c^2. Side c is the hypotenuse or the diagonal side and a and b are the other sides. So, for this problem, plug in 5 for a and 15 for b. So square 5 and add that number to the square of 15. You should get 250. But, remember that 250 is equal to C^2, not c by itself. So take the square root of 250 which would leave you with 15.8 as your side c.

AYO help me for AP Calculus please
³≅√5Ф

Answers

Answer:

umm this isn't a question but ok lol. how are you?

Step-by-step explanation:

Answer:

so what's the question????

plz help i give brainliest and points

Answers

Answer:

e) 1 / 2

f) -3 / 2

Step-by-step explanation:

e) line passing through points (1,1) (3,2)

you can count coordinates by blocks

slope = (y2 - y1 ) / (x2 - x1)

= (2 - 1) / (3 -1 )

= 1 / 2

f) line passing through points (0,0) (-2,3)

slope = (y2 - y1 ) / (x2 - x1)

= (3 - 0) / (-2 - 0)

= 3 / -2

= -3 / 2

I need help to answer this math question

Answers

Answer:

er- please ask the question

Step-by-step explanation:

Chicken Nuggets ar gud

Answers

Answer:

pro video is my work and my

Step-by-step explanation:

vision is pro

Which equation represents the graphed function? -3x+2y -2/3x-3=y 3/2x-3=y 2x-3=y

Answers

Answer:

Step-by-step explanation:

I’m having the same problem

After sitting out of a refrigerator for a while, a turkey at room temperature 70°F is placed into an oven. The oven temperature is 300°F Newton's Law of Heating explains that the temperature of the turkey will increase proportionally to the difference between the temperature of the turkey and the temperature of the oven.

Answers

I’m pretty sure the answer is that the turkey increases to 220°F

​5/3 ×(− 6/7) pls answer

Answers

Answer:

Mixed Number Form:

-1   3/7

Step-by-step explanation:

The function f(x) = 2x when evaluated for f(2) is:
Approximately 22
Approximately 7
Approximately 17
None of the choices are correct

Answers

Answer:

D

Step-by-step explanation:

The symbol on the right says that if there is an x on the right side of the equation, Then substitute a 2 for it.

f(x) = x

f(2) = 2*2 = 4

D

None of the other answers offered are correct.

List all possible values of an integer y -3 < y ≤ 3

Answers

Answer:

The possible values are: -2 ,-1,0,1,2,3

What is the slope intercept equation of the line shown?

X=2
Y=2
Y=2r
X=2y

Answers

Answer:

Y=2

Step-by-step explanation:

y = 2r hope this helped gg go next uwu baka

what is the median
43 37 35 30 41 23 33 31 16 21

Answers

Answer:

32

Step-by-step explanation:

To find the median you must first put the numbers in chronological order, in this case: 16, 21, 23, 30, 31, 33, 35, 37, 41, 43.

Then count how many numbers you have, in this case, 10.

Because 10 is an even number, you will find the two numbers in the middle, (31&33) and find the average of these and that will be your median.

To find the average, add them and divide by how many. So 31+33= 64 and 64/2= 32.

so, 32 is your median.

Write the question in slope intercept form 6x-3y=15

Answers

Answer:

y=2x-5

Step-by-step explanation:

subtract 6x from both sides to get -3y = -6x + 15. divide by -3 to get y = 2x - 5

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