How many solutions does the system have?

2x + 3y = -6

3x - 4y = -12

Answers

Answer 1

Answer:

x=-6+y

Step-by-step explanation:

2x

656&7-

=-6+2x


Related Questions

help me with maths :)

Answers

sin J: 5/13, 0.38
cos J: 12/13, 0.92
tan J: 5/12, 0.42

sin K: 12/13, 0.92
cos K: 5/13, 0.38
tan K: 12/5, 2.40

y = 7x + 10y = -4x - 23

Answers

Answer:

              11x+23

y=    -    --------------

                  10

Step-by-step explanation:

Simplify the expression ​

Answers

Answer:(6-[tex]\sqrt{7}[/tex][tex].^{2}[/tex]

Step-by-step explanation:Ignore the point, put it withou the point

sjsjsnbebdbwhhahshhwhwhw

On Monday Ravi drives for 4 hours.
His average speed is 30 mph.
How far does Ravi drive on Monday?

Answers

Answer:

Step-by-step explanation:

On Monday Ravi drives for 4 hours.

His average speed is 30 mph.

How far does Ravi drive on Monday?

Answer:

120

Step-by-step explanation:

i dont know why they deleted the other person answer,but this IS correct.

There are 2 cats to 5 dogs. Which of the following is an equivalent ratio of cats to dogs?

Answers

Answer:

See below.

Step-by-step explanation:

The ratio of cats to dogs would be 2/5. This is the simplest ratio, but I assume you are looking for other ratios that are equal to 2/5

Since you did not provide choices to pick from, I can't really answer your question. But, some ratios that are equal to 2/5 are 4/10, 6/15, 8/20, and 10/25.

Can someone please help me out with this

Answers

Answer:

hope it helps

A student is building a parallelogram- shaped deck with a base of (4x + 3) feet and a height of (3x - 2) feet. Which polynomial represents the area of her deck in square feet? (A.108)
F (12x2 + x - 6) square feet
G (7x + 1) square feet
H (12x2 + x - 5) square feet
J (7x2 + x - 6) square feet​

Answers

Answer:

F

Step-by-step explanation:

see attached image above

Answer:

Step-by-step explanation:

the area will be

A=(4x+3)(3x-2)

A=12x^2-8x+9x-6

A=12x^2+x-6

Sales associates at an electronics store earn different commission
percentages based on the items they sell. The table shows the total
sales and commission earnings for four sales associates at the
electronics store last month.


GIFTING EXTRA POINTS

Answers

Answer:

how am i gonna solve the equation if i cant see the actual chart?

Step-by-step explanation:

Where will Jack and Nolan meet​

Answers

I got 2.8 and 5.4 because they don’t directly meet where I graphed it.

PLEASE WILL GIVE BRAINLIEST
Match these men with their accomplishments.

1. the Native American chief who helped Smith Cartier
2. established San Diego La Salle
3. discovered Mississippi River De Bienville
4. founder of New Orleans De Soto
5. first explored the St. Lawrence River Marquette and Joliet
6. founder of Quebec Portola
7. claimed Atlantic coast for England Cabot
8. claimed New York area for the Dutch Powhatan
9. explored parts of the Mississippi for France Hudson
10. sailed the Mississippi to the Gulf of Mexico Champlain

Answers

1. 3rd last option

2. 6th one

3. 4th one

4. 3rd one

5. 1st one

6. Last one

7. 7th one

8. 2nd last option

9. 5th one

10. 2nd one

Sorry i have to write like this. Brainly is not allowing me to write answers. Please mark brainliest

Lee performed the best on stage because the other contestant were not as confident as (him, he)​

Answers

Answer:

him or he was

Step-by-step explanation:

slope is 2/3 y- intercept is -2

Answers

Answer:

y = (2/3)x - 2

Step-by-step explanation:

The equation of this line is y = (2/3)x - 2, where m is the given slope and -2 is the given y-intercept.  We need only plug in the given values for m and b.

Answer:

[tex]y = \frac{2}{3} x -2[/tex]

Step-by-step explanation:

This is the slope-intercept form. The slope-intercept form is written as y = mx + b where m is the slope and b is the y-intercept. The y and x stay as they are.

I hope this was what you were looking for.

i don’t understand my homework?

Answers

Answer:

x = 140

Step-by-step explanation:

40 * 2 + 2x = 360

80 + 2x = 360

2x = 280

x = 140

Malala is following this recipe for bread rolls.
She uses 500 mL of water.
How much of each of the other ingredients does she use?

Recipe: Makes 15 bread rolls
480 g flour
12 g salt
6 g yeast
30 mL oil
600 mL water

Answers

Answer:

500ml water

400 g flour

2 g salt

5 g yeast

25ml oil

Step-by-step explanation:

The number y of calories burned after x minutes of kayaking is represented by the linear function y=4.5x . The graph shows the number of calories burned by hiking.


a. Which activity burns more calories per minute?
A) kayaking
B) hiking
Question 2

b. You perform each activity for 45 minutes. How many total calories do you burn?
You burn 472.5 calories.

Question 3
Justify your answer.

Answers

Step-by-step explanation:

Aswer:

22.5 more calories are burned

Hiking:

y=255

Kayak:

y=202.5

Spencer bought 3 books of stamps and mailed a package. It cost 4.50 to mail the package. Define a variable and write an expression to represent the total amount he spent at the office.

Answers

Does the question have a picture or Anything?

FInd the value of x/

Answers

Answer:

x=18

Step-by-step explanation:

Don has an album that holds 900 coins . Each page of the album holds 9 coins . If 78​% of the album is​ empty, how many pages are filled with ​?

Answers

Answer:  22% of the pages are filled up

Step-by-step explanation: 900/9= 100 78% of 100 is 78

22+78=100 therefore reaching 100 percent. since 78% is empty that means 22% is being used.

8p - 4=24.8
solve for p

Answers

Answer:

p = 3.6

Step-by-step explanation:

Our goal is to isolate P.

Let's start by adding 4 to each side:

8p = 28.8

Next, we will divide each side by 8:

p = 3.6

Hope this helped! :)

what is the first step to solving 9z-21=60​

Answers

add 21 to both sides, so you get 9z = 81

Answer:

add 21 to both sides

Step-by-step explanation:

9z-21=60

9z-21+21 =60+21

9z=81

9z/9=81/9

z = 9


PLZ HELP DUE AT 12

Answers

Answer:

The first one would be m^30n^20p^30  

And the second one would be a^2 / d^4  

Step-by-step explanation:

For 1, you have to multiply the inner exponents by the outer one so you get (m^12n^8) times (m^18n^12p^30). Then you mutiply the two together, so you add the exponents, where you get m^30n^20p^30.

For 2, since you're dividing, you have to subtract the exponents so you get a^2d^-4, but since you shouldn't have the negative you turn it into a^2 / d^4

Hope this helps :)

The point (2, 18) is an ordered pair in a proportional relationship. What equations represents this relationship?


y = 1/9x

y = 18x

y = 9x

y = 2x

Answers

Answer:

y = 9x

Step-by-step explanation:

If you plug in the point into each equation, you get:

y = 1/9x

18 = 1/9 * 2

18 = 2/9

not true

y = 18x

18 = 18 * 2

18 = 36

not true

y = 9x

18 = 9 * 2

18 = 18

true, so this is the answer

y = 2x

18 = 2 * 2

18 = 4

not true

Select all the ways you can tell that there is no solution to a system of equations.
A. The equations have different slopes and have the same y-intercepts.
B. The equations have the same slope and have different y-intercepts.
C. The graph of the system shows the same line.
D. The graph of the system shows parallel lines.
E. The graph of the system shows perpendicular lines.
THERE CAN BE MORE THAN ONE ETC ANSWERS

Answers

Answer:

b and d

Step-by-step explanation:

The ways you can tell that there is no solution to a system of equations are:

B. The equations have the same slope and have different y-intercepts.D. The graph of the system shows parallel lines.

A linear equation is represented as:

[tex]y = mx+c[/tex]

Where:

m represents the slopec represents the y-intercept

When the equations in a system of linear equation has the same slope, then the equations are parallel, and they have no solution.

Hence, the true statements are (b) and (d)

Read more about systems of linear equations at:

https://brainly.com/question/14323743

9. Spanky is four inches less than of Lanky's height. Write an expression for
Spanky's height.
Algebraic Expression:
Spanky
Lanky is 72 inches tall. How tall is Spanky?
Algebraic Expression
Numerical Expression
Answer
You pick the variable for
Lanky's height! Lanky

Answers

68 inches tall is Sparky

Step-by-step explanation:

just take of 4 tall of lanky then you will get the tall

Find x+y, if: 2x+3y=8 and 3x+5y=13

Answers

Answer is x = 1 & y = 2
the answer can be found using math-way

Can someone please help me with my math corrections?​

Answers

Answer:

Step-by-step explanation:

y = 2x + 3         {y = mx + b}

In Function A, rate of change is 2

Function B:

Rate of change = Change in y÷ change in x

                         [tex]= \frac{11-7}{0-[-1]}\\\\=\frac{11-7}{0+1}\\\\=\frac{4}{1}\\\\= 4[/tex]

In function B, rate of change is 4

Least: Function A

Greatest: Function B

Pasha traveled 217 miles in 3.5 hours, how far does she travel in 1 hour

Answers

62 miles 217/3.5 to get mph then mph is 62 so every hour they travel 62 miles

Halp aspp


give brialest​

Answers

Answer:

Cant see the full photo {error}

pls help it’s timed loll

Answers

Answer:

A

Step-by-step explanation:

2.2*4 = 8.8

8.8+1.7= 10.5

Answer:

The answer is A 2.2

Step-by-step explanation:

2.2×4=8.8

8.8+1.7=10.5

9x^3- 18x^2 - 4x + 8 : x- 2

Answers

Answer:

Step-by-step explanation:

[tex]9x^3-4x-18x^2+8\\ \\ x(9x^2-4)-2(9x^2-4)\\ \\ (x-2)(9x^2-4)\\ \\ (x-2)(3x+2)(3x-2)\\ \\ \text{If you divide by x-2 you have}\\ \\ (3x+2)(3x-2)[/tex]

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