kyky5017 kyky5017
  • 20-11-2019
  • Mathematics
contestada

What is the value of y if y=-4x+11 and 3x+y=9

Respuesta :

Yang100
Yang100 Yang100
  • 23-11-2019

Answer:

y=3

Step-by-step explanation:

y=-4x+11

3x+y=9

--------------

3x+(-4x+11)=9

3x-4x+11=9

-x+11=9

-x=9-11

-x=-2

x=2

-------------------

3(2)+y=9

6+y=9

y=9-6=3

x=2, y=3.

Answer Link

Otras preguntas

What country is between the persian gulf and the caspian sea?
Calculate the compound interest on an investment of $18,000 at 8%, interest compounded quarterly, for 15 months.
What is the range of the relation {(2,1), (2,2), (2,3)}
What is the circular flow model?
How do i add 44+4 in base 8? I was home sick when this lesson was taught.
The youth center has another mural painted inside the building. If the original painting is 3 feet by 2 feet ,and the mural is 15 feet by 10 feet, what is the s
explain how you found the answer (:
what happens to traits when mutations happen
Explain the consequences of ww1 for labor, women, and african americans
Helpppppppppppp!!!!!