GalaxyNight GalaxyNight
  • 02-12-2019
  • Mathematics
contestada

solve using substitution -x+y=3 and -4x+3y=3​

Respuesta :

Yang100
Yang100 Yang100
  • 02-12-2019

Answer:

x=6, y=9. (6, 9).

Step-by-step explanation:

-x+y=3

-4x+3y=3

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

-x=3-y

x=-3+y

x=y-3

---------

-4(y-3)+3y=3

-4y+12+3y=3

-y+12=3

-y=3-12

-y=-9

y=9

-x+9=3

-x=3-9

-x=-6

x=6

x=6, y=9.

Answer Link

Otras preguntas

Where is the Statue of Liberty?
True or False The segments shown below could form a triangle. A_________C is 6 C_____B is 5 B_____________A is 8
Find the x and y intercept of the line 5x-4y=30.the graph
Under our Constitution, some powers belong to the federal government. What is one power of the federal government?
The price of play equipment for the school has just been reduced by 25%. The new , reduced price of the play equipment is 1500. What is the original price befor
When must all men register for the Selective Service?
True or False? It's not possible to build a triangle with side lengths of 3, 3, and 3.
Can someone help me match these up? i know the given is number one I need help with the rest.1.line RS || segment AB, ∠1=∠22.∠B = ∠13.∠A = ∠24.∠A = ∠B5.RA = RBA
what is the value of the underlined digit in 56.123? one is underlined
whats the y intercept of y= 1/2 log(x+1)-log(2x+10)