kavaneads
kavaneads kavaneads
  • 03-12-2020
  • Mathematics
contestada

what is the solution for

2x + y = 4

3x + 3y =9

Respuesta :

abbywitbeck60
abbywitbeck60 abbywitbeck60
  • 03-12-2020

Answer:

X=3 y = 5

Step-by-step explanation:

Step 1) Solve the first equation for  y

Step 2) Substitute  3 x − 4  for  y  in the second equation and solve for  x

Step 3) Substitute  3  for  x  in the solution to the first equation at the end of Step 1 and calculate  y

The solution is:  

x = 3  and  y = 5  or  ( 3 , 5 )

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