What is the solution to the system of equations?

2x+y=11
1/2x-5y=8

please help!!!

Answers

Answer 1

Answer:

x = 6 and y = -1

Step-by-step explanation:

Answer 2

Answer: ( x,y ) = ( 96/43, 152/43 )

Step-by-step explanation:

rewrite the expression

2x + y=8

11 1/2 x X - 5y=8

mixed fraction btw.

simplify

2x + y =8

23x - 10y = 16

multiply both sides

20x + 10y = 80

23x - 10y = 16

eliminate one variable by adding the equations

43x =96

divide both sides

x = 96/43

substitute the value of x

2 x 96/43 + y = 8

solve the equation

y = 152/43

a possible solution is

( x,y ) = ( 96/43, 152/43 )

check solution

simplify

8 = 8 = 8

the ordered paired is a solution!

final answer: ( x,y ) = ( 96/43, 152/43 )


Related Questions

PLease only write if you know the answer or give it a nice shot tomroow i will be giving free point and btralist so dont put nothing ramdom here :)

Answers

Answer:

The one on the bottom left

Step-by-step explanation:

it's the only graph that the points match up on.

its brilanst thats all :)

HELP ME PLEASEEEEEEEEEEEEEEE

Answers

I believe the answer to this is ✨therapist✨

Answer:

I think it would be 40 if I'm not mistaken (CORRECT ME IF I'M WRONG THOUGH)

Using y = 1 − 2x, plot the ordered pairs from the table. Then graph the function represented by the ordered pairs and tell whether the function is linear or nonlinear.


Part 1 out of 3
Complete the table.

Input, x −1 1 3 5
Output, y _ _ _ _


HELPP PLZZ DUE TODAYY

Answers

Answer:y=-2x+1

Step-by-step explanation:

Select the correct response to complete the sentence.

A smart consumer will take advantage _______ in order to save money off of a product or service.
budget
income
expenses
monetary incentives

Answers

the last one is the correct answer!

plzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzz helpppppppppppppppppppppppppppppppppp

Answers

The answer for first one is,

[tex] - 0.83125[/tex]

The answer for second one is,

[tex] - \frac{5}{24} [/tex]

hope it helps.

sorry if wrong.

These were not fun, lol

The first one is he started with 10 5/8 cups
9•9/8 cups = 81/8 cups into the bowls + 4/8 cup left over

For number 2, convert to common denominator fractions. (The first is 40 for the denominator, the second is 24)

So -10/40(128/40+5/40)
-10/40(133/40)
-1330/40
-33 1/4

The second part of #2
-8/24(12/24 + 3/24)
-8/24(15/24)
-120/24
-5

Plssss Help!!!! Will mark brainiest!! Due soon!!
See both images below to answer this question please.

Answers

I believe the answer is b to the first one and I do not know the second one

what is this for q 9 plsss helpppp

Answers

Answer:

9 square units

Step-by-step explanation:

(MIDDLE SCHOOL MATH) Please help, I want to double check my answer. Thank you!

Answers

26.68 is with taxes and 30.16 with taxes and the tip (the tip is 3.48) u add up the total of his order and search up what’s 15% of that cost u add that 2 times I’m sorry if I did it wrong
26.68 is the answer without taxes

Which solid is not a pyramid?
O A.) A shape with a triangle base and 3 triangular sides.
O B.) A shape with a rectangle base and 4 triangular sides.
O C.) A shape with a rectangle base, 2 triangular sides, and 2 rectangular sides.
O D.) A shape with a rectangular base and 4 triangular sides.

Answers

The answer would b d

Answer:

O B.) A shape with a rectangle base and 4 triangular sides.

PLEAES HELP ME OPEN THAT PICTIRE SO YOU CAN SEEN THE QUESTONS THANK YOU

Answers

Answer:

9 units

Step-by-step explanation:

The distance from the car to the cabana is 3 units, and the distance from the cabana to the beach is 6 units. When measuring distance on a graph make sure to use absolute value, because distance can't be a negative number.

Answer:

It would be 9

Step-by-step explanation:

Just count how much units it took to get the cabana and that is 3 units then you count how much it takes to get to the beach from the cabana which is 6 then you add those and what do u get 9.

I hope this helped :3

Make up 2 situations on your own. One should show an increase and one should show a decrease. After you write the situation, draw and label a diagram to match and write an equation in y=kx form. You may use a fraction, mixed number or a decimal.

*Be resourceful…look at your workbook and the problems on the other page for ideas. You must come up with your own ideas.

Answers

Answer:

supy and demand is a increasing

suppy and price is a decrease

Frank buys an item for $9.01 . He gives the cashier a $50 bill. How much money should Frank get back?

Answers

Answer:

$40.99

Step-by-step explanation:

$50 - $9.01 = $40.99

Therefore he will get $40.99 back.

Please mark brainliest!

Frank should get back $40.99

( 2 x 8 ) - ( 2 x 3 ) = __ x ( 8 - 3 )

Answers

Answer:

__1__is multiplied by x

so x=2

........

Answer:

2

Step-by-step explanation:

When Jaylen started high school, 1,430 students attended his school. On the day of his graduation, only 1,001 students attended his school.

The number of students who attended Jaylen's school decreased by what percent?

Answers

Answer:

The number of students decreased by 30%.

Step-by-step explanation:

Subtract 1430 from 1001, then find the absolute value.

[tex]\frac{|1001-1430|}{1430}\\\frac{|-429|}{1430}\\\frac{429}{1430}[/tex]

Simplify 429/1430 by cancelling out 143.

[tex]\frac{429/143}{1430/143}\\\frac{3}{10}[/tex]

Convert 3/10 into a percentage by multiplying it by 100.

[tex]\frac{3*100}{10}\\\frac{300}{10}\\30[/tex]

The decrease of students was 30%.

Last month we had 18 days of either rain or snow. There were 8 more days of snow than rain. How many days did it snow?

Use guess check

Answers

Answer- 15 days of snow
Explanation- if it snowed 15 days than it rained 3 days and that way it snowed 8 more days than it rained last month.

Answer:

13 days of snow!!

Step-by-step explanation:

Hope this helps! i just did this at my school and got it right

Jerry bought a DVD recorder for $280. Now it is on sale for $220. Find the percent of change in the price. Round to the nearest whole if necessary.

Answers

Answer:

1.27 repeating

Step-by-step explanation:

Please help me
2/9/2021

1. x + 2 = 10 what is x

2. x - 2 = 10 what is x

3. 3x = 9 what is x

4. x/3 = 9 That is x divided by 3 equals 9?

5. 5x - 6 =29 what is x

Answers

Answer:

1 is 8

2 is 12

3 is 3

4 is 27

5 is 35

1. 8
2. 12
3. 3
4. 27
5. 5

Please help

The perimeter of the rectangle shown is 36 inches. Write and solve an equation to find the value of x

Answers

36 = 2(12) + 2(4x-6)
36 = 24 + 8x - 12
(take away 24 and add 12 to both sides)
24 = 8x
(divide both sides by 8)
3 = x

The value of x is 3 and the length of the rectangle is 6 inches.

What is the perimeter of the rectangle?

The perimeter of a rectangle is defined as the addition of the lengths of the rectangle's four sides.

The perimeter of a rectangle = 2(L+W)

Where W is the width of the rectangle  and L is the length of the rectangle

Given that the perimeter of a rectangle is 36 inches.

The perimeter of a rectangle = 2(L+W)

Here L = (4x-6) and W = 12

⇒ 36 = 2(4x-6) + 2(12)

Apply the distributive property of multiplication,

⇒ 36 = 24 + 8x - 12

Rearrange the terms and we get

⇒ 24 = 8x

Divide both sides by 8

⇒ x = 3

Therefore, the value of x is 3 and the length of the rectangle is 6 inches.

Learn more about the Perimeter of the rectangle here:

brainly.com/question/15287805

#SPJ2

Help... ANYONE PLZZZ

Answers

first triangle:
2x+2x+x=180
x=36

second triangle:
7x+3x+90=180
x=9

third triangle:
2x+x+x=180
x=45

good luck!!
the other guy got it right i just need points so please leave a heart lol

If your correct i will give u brainlist :)))))))))))

Answers

Answer:

This is not the answer this is the trick to find it

Step-by-step explanation:

The points after reflection will follow points equal but different direction, to the path followed before the reflection. So, if the line would cover 3.5 on the x and 5 on the y; it will reflect symmetrically giving you the formula to get your answer.

Combine any like terms in the expression. If there are no like terms, rewrite the expression.
9x+5x–3x–8x

Answers

Good news: they are all like terms
9x + 5x -3x -8x = 3x
14x-11x=3x
3x is the correct answer

To own and operate a home printer, it costs $100 for the printer and an additional $0.05 per page for ink. To print out pages at an office store, it costs $0.25 per page. Let p represent number of pages.

1. What does the equation 100+0.05p=0.25p represent?
2. The solution to that equation is . What does the solution mean?

Answers

Answer:

idont know what the solution is but the answer is P= 500

Step-by-step explanation:

PLS solve this math problem. THANKS!!✅✅✅

Answers

Answer: 4

hope that helps :)

Can anybody solve this? If you will get it right I will mark you brainiest.

Problem:
6 divided by 2(1+2) =

Answers

Answer:

The answer is one.

Step-by-step explanation:

I'm not exactly sure if I'm right , so sorry, if it's wrong

I got 1 but I'm not 100% sure

Solve each equation. Type only the number solution, without x =
1. 3x = 42
2. x ➗ 5 = 24


3. x ➗ 2.1 = 4.4
4. 5x = 80



5. 88 = x ➗ 2.2
6. 1.4x = 15.4

7. 7x = 54.6
8. 144 = x ➗ 3.1


9. x ➗ 7.5 = 3.5
10. 2.64 = 0.4x


11. 13x = 117
12. x ➗ 3 = 0.67

Answers

1. X = 14
2. X = 120
3. X = 9.24
4. X = 16
5. X = 193.6
6. X = 11
7. X = 7.8
8. X = 446.4
9. X = 26.25
10. X = 6.6
11. X = 9
12. X = 2.01
1. 14
2. 120
3. 9.24
4. 16
5. 193.6
6. 11
7. 7.8
8. 446.4
9. 26.25
10. 6.6
11. 9
12. 2.01

Your friend asked you to help him to solve a problem in Math. Write a letter back to your friend explaining how to solve the problem, step by step. Remember that your friend is struggling in Math so please include the formulas and be specific as possible. btw pls make it 9 sentences

Answers

HOW DO YOU DO ONLY NINE SENTENCES

Answer:

64 + 4.5π or 78.13 inches

Step-by-step explanation:

Dear friend,

         I hope you are well. The rest of this letter will explain your math problem.

         As you can see from the diagram below, there are 3 individual shapes that make up the figure. Let us find the area of each shape individually.

         The formula to find the area of a circle is π[tex]r^{2}[/tex]. However, we are finding a semicircle so we must solve for half of a circle. The formula becomes [tex]\frac{1}{2} \\[/tex]π[tex]r^{2}[/tex]. The [tex]r[/tex] in the formula is the radius. It is given the diameter (which is double the radius) is six. Therefore, the radius is 3 in. If plug in the values we get [tex]\frac{1}{2}(3^{2})[/tex]π which is 4.5π I am not sure if you want the answer in terms of π or just the estimated value. The estimated value (using 3.14 instead of π) would be 14.13.

         Now we shall find the area of the rectangle. This is a 6x10 inch rectangle. The answer is 60. You probably know how to solve multiplication. 6 can be seen as 6.0. Multiplying by 10 moves the decimal point one number to the right so it becomes 60.0: 60.

         The length of the base of the triangle can be found even though the diagram does not directly give us the base length. the length of the base of the rectangle and triangle combined is 14 inches. We know that the rectangle has a base length of 10 because it is given. Therefore we must find the remaining length which is 4 because 14-10=4. The formula for finding the area of a triangle is [tex]\frac{(base)(height)}{2}[/tex] we know that the base is 4 and the height is 6 so we plug in the numbers and simplify to get 12.

         We must add each of the areas to find the area of the whole figure. The Semi-circle is 4.5π(14.13) and the rectangle is 60 and the triangle is 4. The answer is 64 + 4.5π or 78.13

                                                    Your friend,

                                                        (Name)

The expression (x¹³)(x⁶)³ is equivalent to x^p. What is the value of p?

Answers

Answer:

p= 31

Step-by-step explanation:

By simplifying (x^13)(x^6)^3 you get x^31.

If (x^13)(x^6)^3 is equivalent to x^p then p is equal to 31.

Answer:
p= 31
This is what I got sry if it’s wrong

please answer i need help

Answers

1. 72 to 50 points
50/72 = 69%
100-69= 31% decrease

2. 14 to 40 books
14 / 40 = 35%
100-35= 65% increase

3. 10 plus 30% increase
10 * 0.3 = 13

Look at the figure below.


What is the value of x?

Answers

Answer = 67

Explanation

#you see the straight line near (2x - 4) ? yeah it totals 180°, so you only need to find the degree of the other side.

#The question already show 90° (L) and 48° so you can get the other side degree by minus 180 with the degree known.

Way to do

180° - 48° - 90° = 42°

#and so you only need find the rest of the degree. The degree of (2x + 4)

180° - 42° = 138°

#So the (2x + 4)° is 138°

2x + 4 = 138

2x = 138 - 4

2x = 134

x = 134 : 2

x = 67

Answer fast, please. I need help on it!

Answers

Answer:

Missing temp: -5

Step-by-step explanation:

-5 you add them all up and get the average and that’s the answer
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