gonz0d905
gonz0d905 gonz0d905
  • 09-07-2021
  • Mathematics
contestada

Solve each system by substitution
y=4
-3x+5y=2

Respuesta :

mathstudent55
mathstudent55 mathstudent55
  • 09-07-2021

Answer:

x = 6; y = 4

Step-by-step explanation:

y=4

-3x+5y=2

-3x + 5(4) = 2

-3x + 20 = 2

-3x = -18

x = 6

Answer: x = 6; y = 4

Answer Link
wegnerkolmp2741o
wegnerkolmp2741o wegnerkolmp2741o
  • 09-07-2021

Answer:

(6,4)

Step-by-step explanation:

y=4

-3x+5y=2

Substitute y=4 into the second equation

-3x+5*4=2

-3x +20 = 2

Subtract 20 from each side

-3x +20-20 = 2-20

-3x = -18

Divide by -3

-3x/-3 = -18/-3

x=6

(6,4)

Answer Link

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