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

other name for blood
The graph of y = 4x - 11 is translated up 8 units. Which equation represents the translated graph? f y = 4x - 19 g y = 4x - 3 h y = 12x - 11 j y = 12x - 3
The number of waves that pass a particular point in a unit of time is called the __________ of the waves. (a) rarefaction (b) compression (c) amplitude (d) freq
The diameter of your bicycle wheel is 25 inches. How far will you move in one turn of your wheel?
What is the lateral area of the rectangular prism? Assume the prism is resting on its base. A. 135 in2 B. 270 in2 C. 300 in2 D. 310 in2
conversation between Hitler and gandhi
The base of right prism is rhombus of diagonal is 6 and 8cm and altitude is 12 cm find total surface area
16 increased by twice a number is -24. Find the solution??
Where do the cranial nerves originate? Where do the spinal nerves originate?
Where do the cranial nerves originate? Where do the spinal nerves originate?