thj8gbdmyz thj8gbdmyz
  • 16-09-2022
  • Mathematics
contestada

11. Find the solution of the following system of equations using substitution:
2x + 7y = 5
y = x + 2

Respuesta :

LukaAnderson
LukaAnderson LukaAnderson
  • 16-09-2022

Answer:

(x,y) = (-1,1)

Step-by-step explanation:

step 1

subsitute the given value of y into the equation

2x+7(x+2)=5

step 2

solve for x

x= -1

step 3

subsitute the value of x in to the second equation

y= -1+2

step 4

solve for y

y=1

step 5

check if there true by putting the value of x and y back in to the equation.

then configure x and y into an ordered pair.

(x,y)=(-1,1)

I hope this helped!

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