cecilia345 cecilia345
  • 04-05-2021
  • Mathematics
contestada

solve y=x-2 and x+y=12 using substitution

Respuesta :

Аноним Аноним
  • 04-05-2021

Step-by-step explanation:

y=x-2....eqn1

x+y=12.....eqn2

now,

from eqn 1

y= x-2

again, putting value of y in eqn 2

  • x+y=12
  • x+x-2=12
  • 2x=12+2
  • x=14/2
  • x=7

in eqn 1

  • y=x-2
  • y=7-2
  • y=5

hope it helps..

Answer Link

Otras preguntas

Explain how a species can evolve through natural selection.
Dominick lives 1 3/4 miles from his school.  If his mother drives him half the way, how far will Dominick have to walk to get to school?
Find the value of x.  Round to nearest hundredth if necessary.
Explain how a species can evolve through natural selection.
An airplane travels 3,260 kilometers in 4 hours. What is the airplane’s average speed?
Determine whether the sequence coverage or diverges. If it converges, give the limit. 48, 8, 4/3, 2/9, ...
Find all powers of 4 in range 4 through 1,000
The value square root of 53 of lies between which two consecutive integers?
The value square root of 53 of lies between which two consecutive integers?
Why was is difficult for the Arab people to form one nation?