saraitzelrb74 saraitzelrb74
  • 25-09-2019
  • Mathematics
contestada

(1,-4) x-2y=8
4x-y=8

Respuesta :

BasketballEinstein
BasketballEinstein BasketballEinstein
  • 26-09-2019

Answer:

False solution; [1⅐, -3 3⁄7]

Step-by-step explanation:

{x - 2y = 8

{4x - y = 8

-¼[4x - y = 8]

{x - 2y = 8

{-x + ¼y = -2 >> New Equation

____________

-1¾y = 6

y = -3 3⁄7 [Plug this back into both equations to get the x-coordinate of 1⅐]; 1⅐ = x

I am joyous to assist you anytime.

Answer Link

Otras preguntas

PLEASE SOME ONE HELP ME !!!! Explain how to write the solution to the given inequality in interval notation.
Simplify. 1/3(21.69−24.99) Enter your answer, as a decimal to tenths, in the box.
write and solve the inequality 1. Mr andrews paid less than 50 cents more per gallon of gas, x, this week, when he paid $2.50 per gallon. How much was gas this
What is the value of z?
Researchers who claim that siblings reared in the same familt show little resemblace
Help on number 6 please
A total solar eclipse is seen when the observer is in
Someone please help answer questions
1, should the phlebotomist draw from the vein on the underside of the wrist? why or why not?
What similarities are there between the fall of manila and the fall of singapore?