how can you solve y=-2x+20 by substitution?

Answers

Answer 1

Answer:

subtract from both sides and then multiplying both sides

Step-by-step explanation:

how can you solve y = -2x + 25 by subtraction


Related Questions

PLEASE HELP ME FIND CE!!

Answers

Answer:

the answer is 14

Step-by-step explanation:

i am sorry if im wrong

Complete the Area Model by dragging responses to the correct location.

Answers

Answer:

Step-by-step explanation:

The solution to the area model equation is x² + 6x + 8.

What is an equation?

An equation is an expression that can be used to show the relationship between two or more variables and numbers.

From the diagram we have:

(x + 4)(x + 2)

Multiplying both terms of the equation to get:

= x² + 2x + 4x + 8

Further simplification gives:

= x² + 6x + 8

The solution to the equation x² + 6x + 8.

Find out more on equation at: https://brainly.com/question/1214333

MathWiz wya boo??.......

Answers

Answer:

i dont see angle S

Step-by-step explanation:

Answer:

108

Step-by-step explanation:

3x + 12 + 5x + 8=180

8x + 20= 180

8x= 160

x= 20

Angle S:

5x + 8

5(20) + 8

100 + 8

108

WHAT IS THE PERIMITER? PLS HELP ME OUT. IT WOULD BE REALLY APPRECIATED IF YOU HELPED. IF NOT, ITS ALRIGHT. HAVE A GOOD DAY. IM REALLY DESPERATE.

Answers

D
you have to use pythagorean theorem to find the missing side then since it’s a rectangle multiply 30 by 2 and 16 by 2 then add those for the perimeter, giving you 92

Value: 4
Which statement is incorrect about functions?
a. For each item in the domain there is only one item associated with it in the range.
b. For each item in the range there is only one item associated with it in the domain.
c. Given the function y=f(x) = 2x +1, when x=1, f(1)=3.
d. Given the function y=f(x)=x, when x = 2, f(2) = 2.

Answers

Answer: c

Step-by-step explanation:

I think the answer is c because the given fiction is y=f(x) = 2x+1 when x=1 , f(1)=3

If a linear system has no solution, what happens when you try to solve the system by adding or subtracting?

Answers


If a system has no solution, it is said to be inconsistent . The graphs of the lines do not intersect, so the graphs are parallel and there is no solution.

What is the volume of the pyramid shown below?
Height = 21 cm
5 cm
5 cm
A 35 cubic centimeters
B 70 cubic centimeters
C 175 cubic centimeters
D 210 cubic centimeters

Answers

Volume of a square pyramid = 1/3 x length x width x height

Volume = 1/3 x 5 x 5 x 21 = 175 cubic centimeters.

The answer is C

Tell me what's better 38 packs of water for $14.60 or 63 packs of water for 24.90

Answers

Answer:

I think 63 packs

Step-by-step explanation:

But not sure so tell me if I'm right

Help need answer please

Answers

Answer:

59.5

Step-by-step explanation:

1st tree to shadow ratio: 17:10

Plug the numbers in to get x:35

17:10=x:35

17/10=x/35

Multiply both sides by 35

595/10=x

59.5=x

A rally car racecourse covers 515.97 miles. The winning car completed the course in 6.2 hours. What was the average speed of the winning car?

Answers

Answer:

79.38 miles per hour

Step-by-step explanation:

average speed = miles covered/hours

=515.97/6.5

=79.38

Sana makatulong.

surface area of the prism

Answers

length = 12 yd

width = 10 yd

height  = 12 yd

diagonal  = 19.697715603592 yd

total surface area = 768 yd2

lateral surface area = 528 yd2

bottom surface area = 120 yd2

volume =  1440 yd3

The answer is 1440 yd3

30 children each sold 20 item for the fund vaised. each child each earned $100 for the school. How much money did the school collect.

please show working​

Answers

Answer:

$3,000

Step-by-step explanation:

30 children each earned $100

so

[tex]30 *100 = 3000[/tex]

so the school collected $3,000

What is the value of X in the equation X - 1/2= 3 1/6
A. X=2 2/3
B. X = 3 2/3
C. X =4 1/6
D. X=6 1/3

Answers

Answer:

3 2/3

Step-by-step explanation:

[tex]x-\frac{1}{2} = 3 \frac{1}{6}[/tex]

[tex]x-\frac{1}{2} = \frac{19}{6} \\x = \frac{19}{6} + \frac{3}{6} \\x = \frac{22}{6} \\x = 3 \frac{2}{3}[/tex]

can someone help me with this one lol

Answers

Answer:

It is G

Step-by-step explanation:

7) Which number line shows the solution to inequality –4k + 5 > 21 ? *

Answers

Answer:

Can't see C or D however the image below shows the right one

Step-by-step explanation:

What is the slope of the line?

Answers

Answer:

-3

Step-by-step explanation:

You're slope will be on the y-axis

Answer:

I do believe the answer is either -3/1 or -1/3

it took 4 hours to drive 240 mile. At this rate, how long does it take to drive 90 miles​

Answers

Answer:

1 hour and 30 minutes

Step-by-step explanation:

4 hours = 240 miles

1 hour = 240 ÷ 4 = 60 miles

90 ÷ 60 = 1.5 hours =

1 hour and 30 minutes

6. In six hockey seasons, Antoine scored 13, 15, 9, 10, 14, and 11 goals. Which letter belowcorrectly represents the mean, median, and mode of his goals.
A. Mean: none, Median: 12. Mode: 12
B. Mean: 12. Median: none, Mode 12
C. Mean: 12 Median: 12. Mode: 12
D. Mean: 12. Median:12 Mode:none

Answers

The answer would be D :)

Jenny earned 92 of a possible 120 points on a test. She lost 4 points for each incorrect answer. Write an equation to find out how many incorrect answers Jenny had?

Answers

Answer:

4x = 120 - 92

Step-by-step explanation:

4x = 18

x = 4.5 incorrect (partial credit was given)

Answer:

7 incorrect answers

Step-by-step explanation:

120-92= 28=7

4. 4

Which of the following is a solution for the equation x over 6 = 7?

Answers

answer: x=42

i’m not sure if it’s right but you didn’t provide choices

Which choice is equivalent to the product below? √(6/8)•√(6/18) A. 6/12 B. 1/4 C. 7/12 D 3/4 E. 7/1​

Answers

Answer:6/12

Step-by-step explanation: ap ex

Answer:

equilanet product to the core of the elements

Step-by-step explanation:

goood aglfternoon!

have a nice day!

Please help, I don’t get this at all. I will give brainiest!

Answers

Answer:

1. 112.5

2. 46.25

3. 22.4

4. 10 5/6

Step-by-step explanation:

All of the questions are asking for the area.

The formula would be L*W = Area for each question(L = Length, W = Width)

Plugin value is where you substitute the Length and Width for each shape.

And the Area would be the answer of the equation.

Here is a practice answer (1):

Formula: L*W = Area

Plugin values: 7 1/2 * 15 = Area

Area: 112.5

pls help i will mark brainliest

Answers

Answer:

x=18

each triangle will equal 180. 38+56=94. 180-84= 86. then 86+38=124 +38 for the other corner because they have to be equal, 124+38=162 180-162= 18

Samuel read 8 books in 10 months. What was his rate of reading in books per month?

Answers

Answer:

Answer 1.25

Step-by-step explanation:

Tolal moths he take to read 8 book = 10

Therefore, Total month he will take to read 1 book =10/8=1.25

What fraction is equivalent to point A

(A) 3/4

(B) 1/2

(C) 6/4

(D) 5/8

Answers

Answer:

(A) 3/4

Step-by-step explanation:

6/8 and 3/4 are equivalent fractions.

Hopefully this helps :3 Sorry if wrong :( Plz mark brainiest if correct :D Your bootiful/handsome! Have a great day luv <3

-Bee~

Your dinner bill was $33.00. If you leave a 20 % tip, how much will the tip be?

Answers

Answer:

Your tip would be $6.60

Step-by-step explanation:

Answer:

$39.60 i think :))

Step-by-step explanation:

I HOPE THIS HELPS YOU OUT WITH YOUR QUESTION! PLZ LET ME KNOW IF IT DID! IT MAKES ME FEEL GOOD THAT SOMEONE APPRECIATES IT! ANYWAY, IF YOU HAVE A FEW MINUTES PLZ GOT TO MY PROFILE AND THANK MY ANSWERS (THE MORE THE MERRIER)

For which interval is the function [tex]f(x)=x\sqrt{4-x^2}[/tex] continuous?

Answers

Hope this kinda helped

Lowest common multiple of 3,4 and 5

Answers

2x2x3x5=60
The LCM is 60

Answer:

60

Step-by-step explanation:

LCM= 3 x 4 x 5 = 60             [ as they all r in the lowest form]

Another way :

given in the pic ....

lcm = 2 x 2 x 3 x 5 = 60

I hope im right!!

Lori is running in a marathon, which is 26.2 miles long. So far she has run one-tenth of the marathon. How far has Lori run?

Answers

Answer:

2.62

Step-by-step explanation:

ABC is dilated by a factor of 3 to produce A'B'C'.

Answers

ABC is the silaged
Answer.
Please subtract
The answer is 3

Answer:

Im Pretty Sure The Answer is B! :) hope this helps

Step-by-step explanation:

Other Questions
Please help!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! Really need help!A judge appointed to the court of appeals is accused of misconduct, and the legislative branch wishes to investigate. What immediate recourse does Congress have?a. committee hearingsb. removal of the justicec. ability to appoint a new justiced. reversal of the justice's decisions A good business meets ________ needs.please help meA) specializedB) future C)identifiedD)likely if you have a pool that holds 25 3/4 gallons of water and you drain 1 5/6 how much water will remain?? HELPPP only got 43 minutes to answer questions 1 If the code for ANIMAL is BOJNBM, what is the code forPHOTOGRAPH?A QIPFOTSJPEB QIPOISIPEOC QIPSPNDOQID QIPUPHSBQI Help fast plz 100 points! May someone help me on question 7 please Chang types at a rate of 12 words per minute. How many words does he type in 3 minutes? what is 14.23-10.17 You dont have to solve all but please helpand don't type random things as your answer. whoever helps most gets brainly1. Which of the following expressions is equivalent to: 9 (h + 7)A) h(9 + 7)B) 9h + 63C) 9h + 7D) 63 + 7h2. Use the distributive property to write an equivalent expression as a sum or difference of two terms5 (6 - m)3. Which of the following expressions is equivalent to: 12m + 28A) m(12 + 28)B) 12(m + 2 + 2)C) 4(3m + 7)D) 4(6m + 14)4. Use the distributive property to write an equivalent expression as a sum or difference of two terms.1/4(8k - 24)5. Which of the expressions represent the total area of the rectangle below? Select ALL that apply!x 5---------------|7| | | | __|_____A. x(7 + 5)B. 7(x + 5)C. 42xD. 7x + 35E. 7(x) + 7(5)F. 7x + 35x The ratification of the Eighteenth Amendment established a national prohibition on I NEED HELP. PLEASE HELP ME A projectile is launched from ground level with an initial velocity of v0 feet per second. Neglecting air resistance, its height in feet t seconds after launch is given s=-16t^2+v0t. Find the tim(s) that the projectile will (a) reach a height of 128 ft and (b) return to the ground when v0 is 64 feet per second Need help ASAP pls any false answers will be reported What is the value of the expression: 32 40 16 How would you define weathering of rocks? A 4-pound bag of grass seed costs $20. A 12-pound bag of grass seed costs $36.How much less does each pound of grass seed cost if a customer buys a 12-pound bag? A. The costs for each pound are the same. B. The cost for each pound is $1 less. C. The cost for each pound is $2 less. D. The cost for each pound is $3 less. Identify the type of business.Exporting does not require setting up any manufacturing plant in the nations the products are marketed. It involves producing goods locally. the area of the parrelleogram is 72 inches. what is the height in square inches