-2x - y = -13
2x + 2y = 8

Answers

Answer 1

Answer:

the first one is (6.5,13)

the second one is (4,4)

Step-by-step explanation:

-2x-0=-13    

-2x=-13 divide -2 by -13

x=6.5

-2(0)-1y=-13

0-1y=-13

-1y=-13

13

so that gives you (6.5,13)

2x+2(0)=8

2x+0=8

2x=8 divide two by eight

x=4

2(0)+2y=8

0+2y=8

2y=8 divide two by eight

y=8


Related Questions

HELP ASAPPPPP PLEASE

Answers

Answer:

13. -200, balance on car loans

14. 8, monthly payments

15. linear eqn, y=ax+b

16.values of y will decrease.(although i think the graph will remain linear)

17. as the monthly payment decrease so does the balance on car loan decrease.

8(q+4)-2(2q+6) simplified

Answers

Answer:

4q+20

Step-by-step explanation:

1. You apply distributive property.

8(q+4) - 2(2q+6)

8q+32 -4q-12

2. Combine like terms

4q+20

What is the area of the triangle?

Answers

Answer:

63

Step-by-step explanation:

My teacher put no’s and yes’s

Answers

Answer:

I'm sorry can't help but edit it to a question

Step-by-step explanation:

:) ello

barbara made cookes for her sons football team.she made 3 cookes for each player there are 23 players how many cookes she make altogether

Answers

69 I’m pretty sure if not let me know

Misty must pack 365 candles into 15 boxes. Each box must contain an equal number of candles. How many candles does she have left over? (use long division to find the remainder)

A) 1
B) 3
C) 5
D) 7​

Answers

The answer is 5 because you can fit 365 into 15 24 times and then that would equal 360 and then you have 5 left over.

15x24=360             365

                              -  360

                                 ____

                                   5

Answer:

C

Step-by-step explanation:

10 can go into 365 10 times leaving 5 left over.

Vivian is at a fair in Coachella Valley, California. Much of the valley lies below sea level. Vivian has brought along an altimeter to measure her elevation at different places in the valley. Vivian's first ride was on the Ferris wheel. When she sat on the wheel at its lowest point, her altimeter read -9.6 feet. When she reached the top of the wheel, her altimeter read 12.3 feet.

Answers

Answer:

21.9 feet

Step-by-step explanation:

The question is incomplete. Here is the complete question.

Vivian is at a fair in Coachella Valley, California. Much of the valley lies below sea level. Vivian has brought along an altimeter to measure her elevation at different places in the valley. Vivian’s first ride was on the Ferris wheel. When she sat on the wheel at its lowest point, her altimeter read -9.6 feet. When she reached the top of the wheel, her altimeter read 12.3 feet.

Is the change in Vivian's elevation from the bottom of the Ferris wheel to the top a positive number or a negative number? Why?

Given parameters

Altimeter of vivian at its lowest point = -9.6 feet

Altimeter of vivian at the top of the wheel = 12.3feet

Note that the sea level is at 0 feet.

change in Vivian's elevation from the bottom of the Ferris wheel to the top is expressed as:

= (12.3-0)+(0-(-9.6))

= 12.3+(0+9.6)

= 12.3+9.6

= 21.9 feet

From the gotten value, it can be seen that the change in Vivian's elevation from the bottom of the Ferris wheel to the top is a positive value.

The value is positive because vivian keeps moving to the top of the wheel (above the sea level). The values above the sea level is always positive.

Answer:Hide Sample Answer

The change in Vivian's elevation is a positive number because her elevation increased as she moved from the bottom of the Ferris wheel to the top.

Step-by-step explanation:Hide Sample Answer

The change in Vivian's elevation is a positive number because her elevation increased as she moved from the bottom of the Ferris wheel to the top.

what do i put? meh need help

Answers

Answer:

2/2 = 1 i think pls check

Step-by-step explanation:

4 divided by 2 = 2

and 6 divided by 3 = 2

so yea 2/2

and 2/2 = 1

(02.02)
A beverage is made by mixing 1 part of water with 3 parts of fruit juice. How many parts of
water are mixed with 1 part of fruit juice? (3 points)
A: 1/3

B: 1/2

C: 3/2

D: 3/1

Answers

Answer:

A: 1/3

Step-by-step explanation:

The ratio is 1 part water to 3 parts juice.

The amount of water in the ratio works out to be 1/3 of the amount of juice.

For 1 part juice, use 1/3 of that amount of water, so use 1/3 part water.

Answer: A 1/3

Answer is a your np okay bye

The band boosters sell snickers bars for 75¢ each. Which of the following statements are true? Select all that apply.
A. If Tom spent $6.00 on snickers bars, he bought 9.
B. When the band boosters sell 10 snickers bars they make $7.50.
C. For every 4 snickers bars sold the band boosters earn $3.00.
D. If Tom bought 6 snickers bars, he paid $3.50. E. 75¢ is the unit price for a snickers bar.​

Answers

Answer:

B, C, and E

Step-by-step explanation:

B because 0.75*10=7.5. C because 4*0.75=3. And E because 0.75 is how much each snickers bar is is that is the unit price

B, C, and E, I hope this helps...

Which equation applies the associative property of multiplication?


​(−12⋅47)+(−12⋅23)=−12⋅(47+23)​

​−65−(53−14)=(−65−53)−14​

​(−94⋅32)⋅(63⋅57)=−94⋅(32⋅63)⋅57​

​89⋅74⋅(−58)=89⋅(−58)⋅74

Answers

Answer:

the 2nd one

Step-by-step explanation:

Answer:

The answer is C. (−94⋅32)⋅(63⋅57)=−94⋅(32⋅63)⋅57

Step-by-step explanation:

I took the K12 test

-2(4x - 2) < - 8x + 4

Answers

Answer:

Both sides are equal.

So less than symbol can't be use in this case.

Step-by-step explanation:

This problem has no solution until you change any elements correctly.

thanks..

The function h(x)= -x2 +6x Models the path of water in a fountain in meters. The function represents the vertical distance, H, as a function of the horizontal distance, X. What is the value of H2?

Answers

Answer:

h(2) = 8

Step-by-step explanation:

We are told that the function h(x)= -x² + 6x Models the path of water in a fountain in meters

Since the function is h(x)= -x² + 6x.

It means h(2) will be;

h(2) = -(2²) + 6(2)

h(2) = -4 + 12

h(2) = 8

Solve the following system for all solutions:

(x - 1)^2 + (y + 3)^2 = 13

x + y = -3​

Answers

Answer:

( -4, -1 ) and ( -9, - 6)

Step-by-step explanation:

Given(x - 1)^2 + (y + 3)^2 = 13 x + y = -3​Solution

From the second equation we get

x = - y - 3

Substituting x in the first equation

(- y - 3 - 1)^2 + (y + 3)^2 = 13(-y - 4)^2 + (y + 3)^2 = 13(y+4)^2 + (y+3)^2 = 13y^2 + 8y + 16 + y^2 + 6y + 9 = 132y^2 + 14y + 12 = 0y^2 +7y +6 = 0(y+1)(y+6) = 0y = - 1y = - 6

Then

x = -4x = - 9

Answer

( -4, -1 ) and ( -9, - 6)

HELP PLEASE !
Find the slope of the line on the graph. Reduce all fractional answers to lowest terms.

Answers

Answer: the slope would be 1/1.

hope this helps

The school cafeteria sells three different types of sandwiches: chicken, turkey,

and roast beef. Chicken sandwiches sell for $3, turkey sandwiches sell for

$3.50, and roast beef sandwiches sell for $4. The cafeteria makes 400

sandwiches in total, and, if all sandwiches are sold, the cafeteria will take in

$1375. If the cafeteria makes the same number of chicken sandwiches as it

does turkey sandwiches, how many of each type of sandwich does the school

make? (Hint: Write one equation for the number of sandwiches, one equation

for to amount of money all the sandwiches cost, and an equation that show the

number of chicken and turkey sandwiches are equal.)

No

Answers

Answer:

Number of chicken sandwiches = 150

Number of turkey sandwiches = 150

Number of roast beef sandwiches= 100

Step-by-step explanation:

We are told the school cafeteriat makes and sells 3 different types of sandwiches which are; chicken, turkey and roast beef.

Let chicken be x, turkey be y and roast beef be z.

We are told they make 400 sandwiches in total.

Thus;

x + y + z = 400

However, we are told that the cafeteria makes same number of chicken and turkey sandwiches.

Thus, x = y

Thus;

Total is now;

x + x + z = 400

2x + z = 400 - - - (eq 1)

Now,we are told that chicken, turkey and roast beef sandwiches are sold for $3, $3.5 and $4 respectively. Also that the total amount realized from sales is $1375.

Thus;

3x + 3.5y + 4z = 1375

Since x = y. Thus;

3x + 3.5x + 4z = 1375

6.5x + 4z = 1375 - - - (eq 2)

Let's make z the subject in eq 1.

Thus;

z = 400 - 2x - - - (eq 3)

Putting 400 - 2x for z in eq(2) gives us;

6.5x + 4(400 - 2x) = 1375

6.5x + 1600 - 8x = 1375

1600 - 1375 = 8x - 6.5x

225 = 1.5x

x = 225/1.5

x = 150

Putting 150 for x in eq 3 gives;

z = 400 - 2(150)

z = 400 - 300

z = 100

Since x = y. Then y = 150

Given the function f (x) = 8x2 - 14x – 10, find f -2).

Answers

Remember from now on ;

If the value of f(x) is asked, we put what thing written in parentheses inside the function instead of x. It doesn't different what is written, we just have to replace it with x.

Got it ?

Now Let's do it .....

[tex]f( x) = 8 {x}^{2} - 14x - 10 [/tex]

[tex]f( - 2) = 8({ - 2})^{2} - 14( - 2) - 10 \\ [/tex]

[tex]f( - 2) = 8 \times 4 + 28 - 10[/tex]

[tex]f( - 2) = 32 + 28 - 10[/tex]

[tex]f( - 2) = 60 - 10[/tex]

[tex]f( - 2) = 50[/tex]

_________________________________

And we're done...

♥️♥️♥️♥️♥️

If movie C sold 4,200 tickets on the first day of the week, calculate its earning for that day using the average ticket price given in the table.

Answers

Answer:

$34,104

Step-by-step explanation:

4,200 * $8.12 = $34,104

Answer:

The movie has earned 34,104 on the first day of the week

Step-by-step explanation:

4,200 x 8.12= 34104

Hope this helps!!!!!!

Five take away three times two
( Bodmas)

Answers

Answer:

4

Step-by-step explanation:

5 - 3=2x2=4

True or False: The following pair of ratios forms a proportion.
1/3 and 18/8
Select one:
O True
O False

Answers

Answer:

False because for two fractions to be proportional they must be equivalent

False because one is a improper fraction

complete the table and then graph the function .

Answers

Answer:

1,2,3,4,5

Step-by-step explanation:

i wanna sleep



But i cant cause of this homework

Answers

Answer:

I KNOW SAMEEEEEEE IM SORRY XXX

Step-by-step explanation:

Wut is it???????????

Carlos biked StartFraction 139 over 8 EndFraction miles on Saturday and StartFraction 135 over 7 EndFraction miles on Sunday. On which day did he ride further and by how much? Carlos rode further on Saturday by 1 and StartFraction 51 over 56 EndFraction miles. Carlos rode further on Saturday by 3 and StartFraction 5 over 56 EndFraction miles. Carlos rode further on Sunday by 3 and StartFraction 51 over 56 EndFraction miles. Carlos rode further on Sunday by 1 and StartFraction 51 over 56 EndFraction miles.

Answers

Answer:

Carlos rode further on Sunday by [tex]1\frac{51}{56} miles[/tex] miles.

Step-by-step explanation:

Carlos covered distance on Saturday [tex]=\frac{139}{8}[/tex]

He covered distance on Sunday = [tex]\frac{135}{7}[/tex]

Equivalent fractions:

[tex]\frac{139}{8} \times \frac{7}{7}=\frac{973}{56}\\ \frac{135}{7} \times \frac{8}{8}=\frac{1080}{56}[/tex]

So,[tex]\frac{1080}{56}>\frac{973}{56}\\ \frac{135}{7}>\frac{139}{8}[/tex]

So, He covered more distance on Sunday

Difference between distances =[tex]\frac{1080}{56}-\frac{973}{56}=\frac{107}{56}=1\frac{51}{56}[/tex]

So, Carlos rode further on Sunday by [tex]1\frac{51}{56} miles[/tex] miles.

Answer:

d

Step-by-step explanation:

Solve:
3/5 (15x - 20) = -6x + 4(x - 6)

Answers

Answer:

x = -12/7

Step-by-step explanation:

Answer:

[tex]\frac{3}{5}\left(15x-20\right)=-6x+4\left(x-6\right)[/tex]

[tex]9x-12=-6x+4x-24[/tex]

[tex]9x-12=-2x-24[/tex]

[tex]9x-12+12=-2x-24+12[/tex]

[tex]9x=-2x-12[/tex]

[tex]9x+2x=-2x-12+2x[/tex]

[tex]11x=-12[/tex]

[tex]\frac{11x}{11}=\frac{-12}{11}[/tex]

[tex]x=-\frac{12}{11}[/tex]  or  [tex]x=-1.090[/tex]

can any one pls help me with 14,15 pls tysm! have a great day :D

Answers

Answer:

14.$403.46 or  $403.50(rounded)

15.11.55 or 11.60(rounded)

Step-by-step explanation:

Commission is when you get a percent added to the amount of money you have already so with that being said-397.50+1.5%

She uses 24% so with that being said to find the amount left you have to subtract the percent from the original amount-15.2-24%

SOMEONE PLEASE HELP ASAP​

Answers

Answer:

The answer would be 15yd^2.

Step-by-step explanation:

The area of a triangle is found by...

A = (L*H) / 2

L = length

H = height

Answer:

15.0 yd

Step-by-step explanation:

 A=  h b/2 = 3·10/2=15

BRAINLIEST! Please help me out!


i'm so confused with this math problem. :(

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

is the answer maybe 2/5? i'm really confused. thanks! :)))

Answers

Answer:

The question is what does x mean. And x = 2/25 and in decimal form x equals 0.08.

Step-by-step explanation:

Hope this helps:) May I have brainliest?

please help me if you can :) i gave as many points as i could.

Answers

Answer:

6.  2

7. (-3/2)

Step-by-step explanation:

6. 4x - 2y = 8

  -4x          -4x

-2y = -4x + 8

y = 2x + 4

y = 2/3x + 1

reciprocal of 2/3 is -3/2

Answer:

see explanation

Step-by-step explanation:

The equation of a line in slope- intercept form is

y = mx + c ( m is the slope and c the y- intercept )

(6)

Given

4x - 2y = 8 ( subtract 4x from both sides )

- 2y = - 4x + 8 ( divide all 3 terms by - 2 )

y = 2x - 4 ← in slope- intercept form

with slope m = 2

Parallel lines have equal slopes, thus

Slope of parallel line is m = 2

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

(7)

Given

y = [tex]\frac{2}{3}[/tex] x + 1 ← in slope- intercept form

with slope m = [tex]\frac{2}{3}[/tex]

Given a line with slope m then the slope of a line perpendicular to it is

[tex]m_{perpendicular}[/tex] = - [tex]\frac{1}{m}[/tex] = - [tex]\frac{1}{\frac{2}{3} }[/tex] = - [tex]\frac{3}{2}[/tex]

What can diversification help you deal with?​

Answers

Answer:

Reduces risk by spreading money among a wide array of investments. When a company combines the funds of many different investors and then invests that money in a diversified portfolio of stocks and bonds. Included is bonds, stocks, real estate, speculative investments.

Step-by-step explanation:

Jacks boat rental charges a $15 deposit fee $2 for each hour use to rent a paddle boat. Write an equation for C, the total cost,to rent the boat for h hours.

Answers

c= 15 + 2h
2h reprents the totals of hours times the 2 dollar hour use.
the 15 is added because its the deposit fee
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