ghandiboy ghandiboy
  • 03-02-2017
  • Mathematics
contestada

X+2y =3 -x+y=6 elimination

Respuesta :

Lusifer
Lusifer Lusifer
  • 03-02-2017
You can try using the formula y=mx+b
Answer Link
kariri
kariri kariri
  • 03-02-2017
x=3-2y

plug that into the second equation

-(3-2y)+y=6
-3+2y=6
2y=6+3
2y=9
y=9/2
Answer Link

Otras preguntas

what is the difference between closed-end credit and open-end credit
Add and simplify 9/16 + 1/2= ?
13 squared? how does it mean and what is the solution?
What is sociocultural ?
Each week Suzanne and Sarah drink 2 gallons of milk.HGow many iounces of milk do they drink each Week ?
what two developments in the late 1800s led to the decline of the cattle business ?
Approximately how many miles apart are Petrograd and Moscow ? A. 200 B. 350 C. 500 D. 650
How to find the area of a circle ?
Approximately how many miles apart are Petrograd and Moscow ? A. 200 B. 350 C. 500 D. 650
A phone company uses the equation y=0.15x+10 to find y the monthly charge for a customer sending x text messages. How many text messages are sent if the monthly