−9x+y=10 10x−y=−9 What is the resulting equation?

Answers

Answer 1

Answer:

x=1, y=19. (1, 19).

Step-by-step explanation:

-9x+y=10

10x-y=-9

--------------

x=1

10(1)-y=-9

10-y=-9

y=10-(-9)=10+9=19

Answer 2

Answer: I was kind of confused but here: x=3, y=21. if i am wrong try to be more elaborate and i will try to help


Related Questions

13. If a recipe for cake says 2 1/2 cups of flour and Maria
wants to make three cakes, how many cups of flour
should she use?
1.6
2.6 12
3.7 12.
4.9
5.9 12

Answers

One cake: 2 1/2 cups of flour
3 cakes : ?
2 1/2 = 2.5

Then
2.5 * 3
= 7.5

A plane is making its descent to the airport. The distance from the plane to the front edge of a runway is 500 meters and an angle of depression of 40 degrees
To the
nearest hundredth, what is the altitude of the plane?

Answers

Answer:

im not at this stage yet

Step-by-step explanation:

bye felicia!

Write three words that represent a positive number
ASAP PLEASE ‼️‼️‼️‼️‼️

Answers

Answer:

Greater than zero

Explantion:

Hope it helps!!

Please, let this be a normal field trip [Wanda:] With the Friz? [Kids:] No way! [Arnold:] Oh!

Answers

Answer:

1. x= 5, x=1

2. x= -4, x=2

3. x= -6, x=7

4. x= -7, x=5

5. x= -9, x=0

Step-by-step explanation:

You do the X factoring-

1.

A   B   C

x²+6x+5

(A)(C) and B

(1)(5)=5      6

Then figure out what two numbers multiply to get 5

but also add to 6. In this case, it would be 5 and 1

5x1= 5 and 5+1= 6

so it is:

x= 5, x= 1

Hope this helps!

i need help!!
look at the file attached please!

Answers

Answer:

i believe that 0.66 is last, 1/3 and the 5/12 if not im so sorry if i was flase

What is the value of x if
2x + 5 = 19 ? ASAP

Answers

Answer:

2x+5=19

2x=19-5

x=14/2

x=7

Answer:

[tex] \large \boxed{x = 7}[/tex]

Step-by-step explanation:

Goal

Solve for x-term.

Given

Equation

[tex]2x + 5 = 19[/tex]

Step 1

Isolate x by subtracting 5 both sides.

[tex]2x + 5 - 5 = 19 - 5 \\ 2x + 0 = 14 \\ 2x = 14[/tex]

Step 2

Divide both sides by 2 to make only x-term as our subject.

[tex] \frac{2}{2} x = \frac{14}{2} \\ \frac{1}{1} x = 7 \\ 1x = 7 \\ x = 7[/tex]

Step 3 (Optional)

If you are not sure that the answer is correct or not, we can check the answer by substituting x = 7 in the equation.

[tex]2x + 5 = 19[/tex]

Substitute x = 7 in the equation.

[tex]2(7) + 5 = 19 \\ 14 + 5 = 19 \\ 19 = 19[/tex]

The equation is true for x = 7. Hence, the answer is x = 7.

Nelson is building a rectangular ice rink for
the community park. The materials available
limit the perimeter of the ice rink to at most
250 feet.

Answers

Okay and what do you need to find??

The quantities x and y are proportional. Use each of the integers 1-5 to complete the table. **CORRECT ANSWER IS GIVEN BRAINLEST POINTS**

Answers

Answer:

x    10    4    6     1

y     5    2     3    0.5

Step-by-step explanation:

You have to start with a guess and see if it works. If it works, you're done. If it doesn't work, you need to make a difference guess.

I'll start by guessing that above the 0.5 is a 1.

If that is correct, then every x value is double the y value below it.

5 goes below the 10. 3 goes below the 6. Then you have 4 and 2 left.

That is every whole number from 1 to 5. It works.

x    10    4    6     1

y     5    2     3    0.5

5. Bridget answered 10 out of 15 questions correctly on her quiz. What percent of the questions did she answer correctly?​

Answers

Answer:

10/15 x 100 = your answer :)

Answer:

67%

Step-by-step explanation:

Divide 10 by 15

Margie wants to collect 3,600 cans of food to donate to a community food bank. She plans to collect an equal number of cans for 4 months.
How many cans c should she collect each month?
What should I put in each box?

Answers

Answer:

90

Step-by-step explanation:

Rosa had $275. This table shows the items she purchased from the mall.
how much money did she had left over

Answers

Add all of the items together and subtract the total from $275, that will be your answer.

Please help.
Algebra.

Answers

the correct answer is 3/4.

95 degrees (5x) degrees

Answers

Step-by-step explanation:

5x=95

X=95-5

X=90

Therefore ans is 90

Find variables for this alegraic expression: -3x-2x+16+5-8+x

Answers

Answer:

2x+13

Step-by-step explanation:

collect like terms:

(3x−2x+x)+(16+5−8)

Answer:

-4x+13

Step-by-step explanation:

Let's simplify step-by-step.

−3x−2x+16+5−8+x

=−3x+−2x+16+5+−8+x

Combine Like Terms:

=−3x+−2x+16+5+−8+x

=(−3x+−2x+x)+(16+5+−8)

=−4x+13

The wheels on Darlene's car have on 11-inch radius. If the wheels are rotating at a rate of 378 rpm, find the linear speed in miles per hour in which she is traveling.

Answers

Answer:

The linear speed in which Darlene is traveling is 24.74 miles per hour.

Step-by-step explanation:

The wheel experiments rolling, which is a combination of translation and rotation. The point where linear speed happens is located at geometrical center of the wheel and instantaneous center of rotation is located at the point of contact between wheel and ground. The linear speed ([tex]v[/tex]), measured in inches per second, is defined by following expression:

[tex]v = R\cdot \omega[/tex] (1)

Where:

[tex]R[/tex] - Radius of the wheel, measured in inches.

[tex]\omega[/tex] - Angular speed, measured in radians per second.

If we know that [tex]R = 11\,in[/tex] and [tex]\omega \approx 39.584\,\frac{rad}{s}[/tex], then the linear speed, measured in miles per hour, in which Darlene is traveling is:

[tex]v = 11\,in\times \frac{1\,mi}{63360\,in} \times 39.584\,\frac{rad}{s}\times \frac{3600\,s}{h}[/tex]

[tex]v \approx 24.74\,\frac{mi}{h}[/tex]

The linear speed in which Darlene is traveling is 24.74 miles per hour.

Work out
cube root of 1331 : reciprocal of 0.2
Give your answer in the form n: 1

Answers

Answer:

11:5

Step-by-step explanation:

The computation is shown below:

Given that

Cube root of 1331: reciprocal of 0.2

11: 5

So here n denotes the 11

And, 1 denotes the 5

Therefore the answer is 11:5

Hence, the same would be considered and relevant too

The lengths of a triangle are given below is the triangle obtuse acute or right ? 11,12,15

Answers

Answer:

it is right

Step-by-step explanation:

please help lol

I do not understand :)

Answers

Answer:

66

Step-by-step explanation:

So what you need to do is add up each of the faces so 3 times 3 and 3 times 8. Then after you do that you take the 9 and 24 and add em together.  Then multiply 33 by 2. I hope this helps :D

The correct answer would be 66

Help! Need by 10:30 to turn in and I'm confused!

When Anthony contracted the flu, he needed tissues and cough drops. Each box of tissues cost $1.69 and each bag of cough drops cost $1.19. By the time he was well again, he had gone through a combined 13 boxes of tissues and bags of cough drops, and he had spent $19.47. How many boxes of tissues did he use? How many bags of cough drops?

Answers

Answer:

21.97 tissues

15.47 cough drops

Step-by-step explanation:

13x1.69=21.97

1.19x15.47

Please help me<3 <3 <3 <3 <3

Answers

Answer: (B) SinA = 4/5

Step-by-step explanation: Sine= O/H or opposite of hypotenuse so in regards to the triangle opposite is 28 and hypotenuse 35 or 28/35 which also equals 4/5

Jorge gives an equal number of marbles to 6 friends. Which could be the total number of marbles he gave to his friends?

Answers

Answer:

D. 60

Step-by-step explanation:

To find an equal number of numbers the sum has to be equal to 6*x.

Answer:

If he gave it all to his friends then its D. If it is counting him too then C.

Step-by-step explanation:

Please answer question 18 using the information above.

Answers

Can you put the information for the question please

Josephine wrote the numbers 1-100 and placed them in a bag. If she selects a number without looking, what is the probability that the number is greater than 78? Input your answer as a decimal or fraction.

Answers

Answer:

0.22

Step-by-step explanation:

The numbers that would be greater than 78 would include numbers after 78. that is 79, 80 ... 100

The total numbers greater than 78 is 22.

And there are 100 numbers in the bag . the probability of picking a number greater than 78 is 22/100 = 0.22

Mariah babysits for her neighbor every weekend. She earns $10 an hour for babysitting 6 hours each weekend. What term can Mariah use to describe the money she makes?

Answers

Answer:

Fixed income

Step-by-step explanation:

The $10 an hour won't change. If it did it would be a variable expense or income.

Hope this helped

❤️

Answer:

Fixed income

pls mark brainliest

Help!!!!!!!!!!!!!!!!!!!!!!!!!!!

Answers

Answer:

C. x = 6

Step-by-step explanation:

Answer: 6

Step-by-step explanation:

Solve for X

7 + 5 ( x - 3 ) = 22

7 + 5x - 15 = 22

-8 + 5x = 22

5x = 30

x = 6

Now check your work

7 + 5 ( 6 - 3 ) = 22

7 + 5 ( 3 ) = 22

7 + 15 = 22

22 = 22

There are 18 marbles in Molly's bag. Two of the marbles are yellow. If Molly chooses one marble at random, find the theoretical probability that she will choose a yellow marble.

Answers

Answer:

1/9

Step-by-step explanation:

To find this probability, we simply divide the number of yellow marbles by the total number of marbles

From the question, there are a total of 18 marbles and 2 yellow ones

thus, the theoretical probability of selecting a yellow marble will be;

2/18 = 1/9

Piper was out at a restaurant for dinner when the bill came. Her dinner came to $16. After adding in a tip, before tax, she paid $18.72. Find the percent tip.

Answers

Answer:

17%

Step-by-step explanation:

18.72 - 16.00 = 2.72

2.72/16 = 0.17 x 100 = 17%

Answer: 17

Step-by-step explanation:

A survey stopped men and women at random to ask them where they
purchased groteties, atac prudery store or online
Grocery Options
Store Online Total
Women
42
Men
7
Total
Hon many tittel Deale Wete gurrjet

Answers

Answer:

77

Step-by-step explanation:

Hope it helps you!!!!

How many solutions does the equation have?
10 + 4x = 2(2x + 5)
A. Infinitely
B.one

Answers

Answer:

A. Infinitely

Step-by-step explanation:

The equation can be simplified to 4x-4x=4x-4x which works with all values of x.

Answer:

A.infinitely

Step-by-step explanation:Any value of x makes the equation true.

All real numbers

Interval Notation:(−∞,∞)

Subtract 17x2y2z−14xyz from −18x2y2z+4xyz

Answers

Answer:

The difference is;

-35x^2yz^2 + 18xyz

Step-by-step explanation:

Here, we want to have a subtraction

we have this as;

(-18x^2y^2z + 4xyz) - (17x^2y^2z - 14xyz)

= -18x^2y^2z -17x^2y^2z + 4xyz + 14xyz

= -35x^2yz^2 + 18xyz

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