You don’t know the answer don’t say anything and if you do know please help me:)

Which of the systems of equations has a solution of (-2,6)? A.
y= 2x + 10
y = 3x - 6
В.
y - 2x = 2
y + 2x = 10 C. x - y = 9
y = x + 9
D. x + 2y = 10
-4x - y = 2

You Dont Know The Answer Dont Say Anything And If You Do Know Please Help Me:) Which Of The Systems Of

Answers

Answer 1

Answer:

D

Step-by-step explanation:

X+2y=10

-4x-y=2

first, isolate x in first equation: x=10-2y

substitute value of x in first equation (10-2y) into second equation:

-4(10-2y)-y=2

-40+8y-y=2

7y=42

y=6

put value of y (6) into either equation to solve for x

x+2(6}=10

x+12=10

x=-2

x=-2, y=6

prove by inserting x and y values into either equation

-4x-y=2

-4(-2)-6=2

8-6=2

2=2

or

x+2y=10

-2+2(6)=10

-2+12=10

10=10


Related Questions

find the missing part using the pythagorean theorem and find the area.

Answers

Answer:

Area=24 units²

Step-by-step explanation:

[tex]x^2 +6^2=10^2[/tex]

[tex]x^2 +36=100[/tex]

[tex]x^2=64[/tex]

[tex]x=8[/tex]

[tex]A=\frac{8*6}{2}[/tex]

[tex]A=\frac{48}{2}[/tex]

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Answer: 2^12

Step-by-step explanation:

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Answer:

Type that out please I can't read it sideways

Step-by-step explanation:

Brainly.in

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blueader07

11.05.2020

English

Secondary School

answered

100 POINTS PLEASE HELP

Purpose

Create a multimedia presentation on the topic of unity.

Summary

In this assignment, you will use research to create and develop a multimedia presentation on the

topic of unity. Your presentation will present the problem and demonstrate how increased unity can

be achieved to solve it.

Assignment Prompt

Identify a situation in which there is a division that could benefit from increased unity. You may

choose an example of division in the country, your community, your school, a group, or a team.

Create a multimedia presentation that presents the problem and demonstrates how increased unity

can be achieved to solve it.

someone please help.​

Answers

Answer:

See explanation

Step-by-step explanation:

1 = b (0,-2)

2 = b (0,1)

6 = a (3,0)

7 = a (-2,2)

Answer:

1.) B

2.) B

6.) A

7.) A and B

Step-by-step explanation:

Insert the ordered pairs into their places( x's with x's and y's with y's) until you get the answer to the left of the equal sign

1.) 7x-2y =4

B. (0,-2)       7(0) - 2(-2) = 0 + 4 = 4 Correct

2.) 3x + 5y = 5

B. (0,1)       3(0) + 5(1) = 0 + 5 = 5 Correct

6.) x - 3y = 3

A. (3,0)      3 - 3(0) = 3 - 0 = 3 Correct

7.) 3x - 2y = -10

B. (0,5)    3(0) - 2(5) = 0 - 10 = -10 Correct

A. (-2,2)   3(-2) - 2(2) = -6 -4 = -10 Correct

The vertices of a triangle are located at the points A(0, 1), B(2, 4) and C(3, 0). The triangle is translated 5 units down to obtain triangle A′B′C′. What are the coordinates of the vertices of triangle A′B′C

Answers

Answer:

The coordinates of the vertices of triangle A'B'C' are [tex]A'(x,y) = (0,-4)[/tex], [tex]B'(x,y) = (2,-1)[/tex] and [tex]C'(x,y) = (3,-5)[/tex].

Step-by-step explanation:

According to this statement, triangle ABC must be translated 5 units in the -y direction to form triangle A'B'C'. We need to use the following operations:

[tex]A'(x,y) = A(x,y) +(0,-5)[/tex] (1)

[tex]B'(x,y) = B(x,y) +(0,-5)[/tex] (2)

[tex]C'(x,y) = C(x,y) + (0,-5)[/tex] (3)

If we know that [tex]A(x,y) = (0,1)[/tex], [tex]B(x,y) = (2,4)[/tex] and [tex]C(x,y) = (3,0)[/tex], then the new  vertices of the rectangle are, respectively:

[tex]A'(x,y) = (0,-4)[/tex], [tex]B'(x,y) = (2,-1)[/tex], [tex]C'(x,y) = (3,-5)[/tex]

Identify a local maximum in the graph below.
A. 40

B. -3

C. 0

D. ∞

Answers

Answer:

A

Step-by-step explanation:

Answer:

I think its D

Step-by-step explanation:

But am not 100% sure

Please solve this and please put the steps!
(Steps ex: 2x-2=4
+2+2
2x=6
2x/2 6/2
x=3)

Answers

Answer:

12

12x8=96, 96+19=115  

hope it helps

Find the value of x.
52°
59
2

Answers

Answer:

if im correct, x = 64

Step-by-step explanation:

since a triangle's angles must sum to 180°, i subtracted 52 from 180 which gave me 128. then, i divided 128 in two so that it could equal to both of the sides of the triangle.  128/2 = 64

HELP I NEED HELP ASAP HELP I NEED HELP ASAP HELP I NEED HELP ASAP HELP I NEED HELP ASAP HELP I NEED HELP ASAP

Answers

Answer:

54 units squared

Step-by-step explanation:

hope this helped!

Can you slove this 6=2(y+2)

Answers

Answer:

y=1

Step-by-step explanation:

Step 1: Simplify both sides of the equation.

6=2(y+2)

6=(2)(y)+(2)(2)(Distribute)

6=2y+4

Step 2: Flip the equation.

2y+4=6

Step 3: Subtract 4 from both sides.

2y+4−4=6−4

2y=2

Step 4: Divide both sides by 2.

2y/2  2/2

Molly and Torry like to eat ice cream sandwiches. In one week, Molly ate 5 ice cream sandwiches, and Torry ate n ice cream sandwiches. They ate a total of 12 ice cream sandwiches altogether.
Write an equation to describe this situation.
How many ice cream sandwiches did Torry eat? (Algebra)

Answers

The equation would be 5+n=12.

This means that tory ate 7 because 5+7=12.

Answer:

5+n=12 or to find n 12-5=n

n=17

Find the length of BC.

Answers

Answer:

BC = 10 units

Step-by-step explanation:

From the picture attached,

It's given that AD and BE are the parallel sides.

AC and DC are the transversal lines intersecting the parallel lines.

In ΔADC and ΔBEC,

∠DAC ≅ ∠EBC [Corresponding angles]

∠ADC ≅ ∠BEC [Corresponding angles]

ΔADC ~ ΔBEC [By AA property of similar triangles]

By the property of similar triangles,

Corresponding sides of the similar triangles are proportional.

[tex]\frac{AC}{BC}=\frac{DC}{EC}[/tex]

[tex]\frac{AB+BC}{BC}=\frac{DE+EC}{EC}[/tex]

[tex]\frac{2.5+BC}{BC}=\frac{2+8}{8}[/tex]

[tex]\frac{2.5}{BC}+1=\frac{10}{8}[/tex]

[tex]\frac{2.5}{BC}=\frac{5}{4}-1[/tex]

[tex]\frac{2.5}{BC}=\frac{1}{4}[/tex]

BC = 10

Divide 24 milliliters into the ratio of 6:2

What is the larger value?

Answers

Answer:

18 and 6

Step-by-step explanation:

Rn = 6   Ratio numerator

Rd = 2 Ratio Denominator

Rs = Rn + Rd

Rs = 6 + 2

Rs = 8

Ratio Sum

a = 24 Amount to Divide

M = a ÷ Rs

M = 24 ÷ 8

M = 3 Multiplier Ratio Division Calculation

Rr = Rn × M : Rd × M

Rr = 6 × 3 : 2 × 3

Rr = 18 : 6

What’s the answer to these?

Answers

10= 4
11= 3
12= 1
Hope this helps

Giving brainlist to whoever answers

Answers

Answer:

Assuming all the pieces are the same size and the drawing is just uneven 80

Step-by-step explanation:

The answer is 80 im pretty sure

Neil bought 2 pounds of beef. He wants to make hamburger patties that weigh 1/4 pound each. How many patties can Neil make

Answers

Answer: 8 patties

Step-by-step explanation:

There are 2 pounds of beef and Neil wants to use these to make patties that are 1/4 pounds each.

The number of patties that can be made are:

= Pounds of meat available ÷ Pound needed per patty

= 2 ÷ 1/4

= 2 * 4/1

= 8 patties

HELP PLEASE ASSIGNMENT DUE TONIGHT SHOW WORK BELOW

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Answer:

1017.9

Step-by-step explanation:

Find the area of the circle on top first using 3.14*r^2

3.14*9^2 = 254.5

Multiply this number by the height, 4

254.34*4 = 1017.9

URGENT URGENT URGENT URGENT! THIS QUESTION GIVES BRAINLIEST FOR FIRST GOOD ANSWER!
Does someone know how to do this? The answer does not have a decimal. Due in less than an hour.

Answers

Answer: 2.43m^3

Step-by-step explanation:

Answer: 2.43meters

Step-by-step explanation:

f(x) =log 1/2 x; translation 2 units right followed by a vertical stretch by a factor of 5

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Answer:

nmn

Step-by-step explanation:

What’s the answer to this problem

Answers

Answer:

a) 5x + 7.50y (less than or equal to) 60

Step-by-step explanation:

i hope this helps :)

(help ASAP) what is the two answers? (person who gets it right gets 5 stars and a brainlist)

Answers

Perimeter: 15 1/2
Area: 12.375

What is the lateral surface area?

5 mm
5 mm
5 mm

Answers

The lateral surface of an object is all of the sides of the object, excluding its base and top. The lateral surface area is the area of the lateral surface. This is to be distinguished from the total surface area, which is the lateral surface area together with the areas of the base and top.

Which of the following numerical expressions has the least value?
A) 2 x 3 x 4 + 5
B) (2 x 3) + (4 x 5)
C) (2 + 3 + 4) x 5
D) 2 X (3 + 4) x 5

Answers

It would be c because 2+3+4 is 9x5 is 45 which is the lowest value

Step-by-step explanation:

A Will be 29

B Will be 26

C Will be 45

D Will be 70

So B

Can someone help me please

Answers

Answer:

46.5

Step-by-step explanation:

Solution

A=a+b

2h=5.3+13.3

2·5=46.5

A parallelogram has a base of 9.2 ft.Its height is 8 ft what is its area ?

Answers

Answer:

73.6ft

Step-by-step explanation:

The equation for the area of a parallelogram is base x height

Insert numbers and you have 9.2 x 8

9.2 x 8 is 73.6

Therefore the area is 73.6 ft

Anybody help me please!!!!!!!!!!

Answers

Answer:

A reflection over the x-axis.

Step-by-step explanation:

A reflection over the x-axis means that the x-coordinate stays the same, and the y-coordinate is now the negative of what it was.  This describes what is shown in the photo.

Answer:

A reflection over the x- axis

Show that (3*8*x)^7 = 6^7*4^7*x^7

Answers

Answer:

24x^7 = 24x^7

Step-by-step explanation:

Left side of equation: 3 times 8 times X = 24x

Then you raise it to the 7th power

Right side of the equation: 6 times 4 times X = 24x

Since the exponent is the same, you keep it as the 7th power

In your own words, what is Probability? Give a real life example.​

Answers

Answer:

Probability is a mathematical term for the likelihood that something will occur. It is the ability to understand and estimate the likelihood of any different combination of outcomes. Let’s discuss some real-life examples of Probability 1. Weather Forecasting Before planning for an outing or a picnic, we always check the weather forecast.

Step-by-step explanation:

11. Which is an equation of the circle whose center is
(5,1) and whose radius is 3?
A. (x + 5)2 + (y 1)2 = 9
B. (x + 5)2 + (y 1)2 = 3
C. (x 5)2 + (y + 1)2 = 9
D. (x 5)2 + (y + 1)2 = 3

Answers

I think that it is b sorry if I’m wrong

whats the answer to multiply (-3)(7)?

Answers

Answer:

-21

Explanation:

3 · 7 = 21

When any number being multiplied is a negative, the output becomes a negative

-3 · 7 = -21

Answer:

-21

Step-by-step explanation:

7 X 3= 21 and because the 3 is negative you get a negative product which is -21

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