subject

Mathematics, 19.06.2021 14:00 jumeljean123oythxy

3x+3y=18 x+2y=9 find x and y

ansver

Answers: 2

Show answers

Another question on Mathematics

question

Mathematics, 21.06.2019 13:00

Find and simplify an expression for the area of five rows of x squares with side lengths of x centimeters .

Answers: 3

question

Mathematics, 21.06.2019 18:00

Janie has $3. she earns $1.20 for each chore she does and can do fractions of chores. she wants to earn enough money to buy a cd for $13.50. write an inequality to determine the number of chores, c, janie could do to have enough money to buy the cd.

Answers: 2

question

Mathematics, 21.06.2019 18:10

Jordan has $5.37, which he is using to buy ingredients to make salsa. he is buying one red pepper for $1.29 and three pounds of tomatoes. if jordan has exactly the right amount of money he needs, what is the price per pound of the tomatoes? choose the correct equation to represent this real-world problem. solve the equation and verify the reasonableness of your answer. a pound of tomatoes costs .

Answers: 1

question

Mathematics, 21.06.2019 18:40

2people are trying different phones to see which one has the better talk time. chatlong has an average of 18 hours with a standard deviation of 2 hours and talk-a-lot has an average of 20 hours with a standard deviation of 3. the two people who tested their phones both got 20 hours of use on their phones. for the z-scores i got 1 for the chatlong company and 0 for talk-a-lot. what is the percentile for each z-score?

Answers: 1

You know the right answer?

3x+3y=18 x+2y=9 find x and y...

Questions

question

Computers and Technology, 14.09.2019 05:30

Constructors are special methods included in class definitions. a. what is a constructor used for? b. how do constructors differ from other methods i...

question

Computers and Technology, 14.09.2019 05:30

In 4-bit two's complement representation, what is the binary encoding of the number -5? a) 1011 b) 1010 c) 1101 d) 0101...

question

Mathematics, 14.09.2019 05:30

You are considering the choice between investing $50,000 in a conventional 1-year bank cd offering an interest rate of 5% and a 1-year "inflation-plus...

question

Mathematics, 14.09.2019 05:30

Write the point- slope form of the equation of the line through the given point with the given slope through: (4, -4), slope = -1 &...

question

Computers and Technology, 14.09.2019 05:30

Is there a best method to select and prioritize projects?...

question

Computers and Technology, 14.09.2019 05:30

Should technology managers strategize technology projects?...

question

Computers and Technology, 14.09.2019 05:30

In c++, what happends when i add 1 to the rand_max then take rand() deivded by (rand_max+1)? if my purpose is to take out a random number within 0=<...

question

Computers and Technology, 14.09.2019 05:30

What is the difference between a database and a table? give two real life examples....

question

Computers and Technology, 14.09.2019 05:30

Using your web browser, you just sent a request for a web page. describe, on the destination web server computer, how your request is processed for it...

question

Computers and Technology, 14.09.2019 05:30

Which of these statements concerning the systems development life cycle is true? (1 point) (points : 1.5) designing the system is the first step in...

question

Computers and Technology, 14.09.2019 05:30

Write a vba code to implement bisection method and use your code to solve the root of the equation: 1 0.65x 1 x2 f(x) =-1.5x use initial trial all) =...

question

Computers and Technology, 14.09.2019 05:30

In what cases would you denormalize tables in your database?...

question

Computers and Technology, 14.09.2019 05:30

When analysts are hired specifically from outside the business to address information systems issues within a business, they are acting as supporting...

question

Computers and Technology, 14.09.2019 05:30

Ause case model describes what a system does without describing how the system does it. (points : 1.5) true false...

question

Computers and Technology, 14.09.2019 05:30

Which of these is not used by analysts when adopting case tools? (1 point) (points : 1.5) communicating more effectively with users expediting...

question

Computers and Technology, 14.09.2019 05:30

The sum of the binary numbers 0111+1001= 1 which is equivalent to in hex numeration system. a 10 f d...

question

Computers and Technology, 14.09.2019 05:30

System maintenance must be performed to: (1 point) (points : 1.5) correct software errors. add new features that have never been requested bef...

question

Computers and Technology, 14.09.2019 05:30

Which of these characteristics is most important to a systems analyst? (1 point) (points : 1.5) communicator problem solver programmer

question

Computers and Technology, 14.09.2019 05:30

Ause case diagram contains two symbols, the use case and the actor. (points : 1.5) true false...

question

Computers and Technology, 14.09.2019 05:30

Acontext level data flow diagram includes many detailed processes representing the computer programs within the system. (points : 1.5) true fal...

More questions: Mathematics Another questions