vividonsarms
vividonsarms vividonsarms
  • 08-06-2021
  • Mathematics
contestada

3. Solve the system of equations without graphing. Show your reasoning.
ſ 2y = x - 4
4x + 3y = 5

Respuesta :

drmallery drmallery
  • 08-06-2021

Answer:

X=2, y=-1

Step-by-step explanation:

2y=x-4 equation 1

4x+3y=5 equation 2

x=2y+4 isolate x in equation 1

4(2y+4)+3y=5 substitute value of x from equation 1 into equation 2

8y+16+3y=5

11y=-11

y=-1

solve for x by inputting y value into either equation

2y=x-4

2(-1)=x-4

-2=x-4

2=x

Answer Link

Otras preguntas

can somebody help me with this worksheet please!?
the part of the eye that determines eye color is the
This building housed a mayor’s office and a commissary, or grocery store. What does it tell you about Hooverville society? People were expected to fend for th
Kane is training for a marathon.
Even though Louis had absolute power, was he doing the best he could with it? Why or why not? Provide evidence.
The muscular system is responsible for all of the following EXCEPT:
What was most likely Orwell’s purpose for writing this passage? to show that Clover is more sensitive to violence than the others to remind readers of Major's s
what is the internet
NEED HELP ASAP!!!!Select the correct answer.Under the UN Charter, what is the primary responsibility of the Security Council?a.) helping to establish trade agre
Select the correct answer. Which unit abbrevlation is a measurement of force? ОА. m/s OB. m/s2 Ос. N OD. N/S