estellamariexx estellamariexx

19-02-2019
Mathematics

contestada

What is the solution to the following system of equations?

x+y=5
x-y=1
step by step

Respuesta :

SuiteLyfeOfKy SuiteLyfeOfKy

19-02-2019

x+y=5
-x -x

Equals:

y=-x+5

Now you have:

y=-x+5
x-y=1

Insert -x+5 into y

x-x+5=1

Combine like terms

2x+5=1

Subtract 5.

2x=-4

Divide 2.

Answer: x=-2

Answer Link

Otras preguntas

In 1896, the realignment was driven by issues related to

the price of a wallet is 31.95 and the sales tax is 7.5%

What was an important factor in the emergence of the Italian Renaissance?

Which of the following solutions will have the lowest boiling point? Select one: a. 0.50 M AlCl3 b. 0.50 M glucose c. 0.50 M NaCl d. 0.50 M CaCl2

Easy Points! Best Answer Gets Brainliest. Which kingdom does a multicellular living organism most likely belong to? (Describe how you got your answer.) A: Archa

Rational Exponent Explain why the square root of a number is defined to be equal to that number to the 1/2 power.

Which of the following can you infer based on the system of European mercantilism? Europe was too far from Africa and Asia to trade with them. Europe depleted m

The sarcophagus lid from the tomb of lord pacal shows him ________.

A bakery makes donuts at the rate of 225 per hour. How long will it take the bakery to fill an order of 500 donuts?

Front and back row tickets to a performance are available. There are 18 front rows with 39 seats in each row, and 27 back rows with 4 seats in each row. If 5/6