malakalani2020 malakalani2020
  • 23-02-2022
  • Mathematics
contestada

x=y-4, 2x-y=5. Please help me

Respuesta :

Gyeong
Gyeong Gyeong
  • 23-02-2022

By putting x = y-4 in the equation 2x-y = 5, we get;

=) 2(y-4) -y = 5

=) 2y - 8 - y = 5

=) 2y - y = 5 + 8

=) y = 13

Now, we got the value y = 13, so by putting it in the equation x = y-4, we get;

=) x = 13 - 4

=) x = 9

Therefore, x = 9 and y = 13

Answer Link
stu107632
stu107632 stu107632
  • 23-02-2022

Answer:

the answer is (x,y) = (9,13)

Step-by-step explanation

Answer Link

Otras preguntas

What is the scale factor from ABC to DEF?
SECTION C: WRITING (20 marks) TASK 1: BUILDING SENTENCES (5 marks) Use the following words to make complete sentences. You make necessary changes to the words,
The selling price of a car is $15000. What is its cost price if a 25% loss was made?
Will mark brainliest!100points
Which sentence most clearly has a friendly, approachable tone? A. It was a great joy to learn that I had new cousins.B. I maintain hope that it will get better
Find x. (Compare the divisor and remainder.) X+ 104=601 R71
im on od plz hurry Background info-----You're a member of a small group that has been working on an important company project for the last year, and you have be
Based on their total biomass, earth worms are the predominant group of the soil invertebrates in most soils. If there are 299 earth worms in a square meter
Can someone help me real quick please
Question 12 A school survey found that 18 out of 30 students prefer pizza to hamburgers. If the school has 400 students, which is the best prediction of the tot