robbie6999
robbie6999 robbie6999
  • 25-02-2021
  • Mathematics
contestada

x + y = 5
y = 3x + 1


How do I find the solution from these two equations by graphing

Respuesta :

bbq21
bbq21 bbq21
  • 25-02-2021

Answer:

x=1, y=4

Step-by-step explanation:

x+y=5 - (1)

y=3x + 1 (2)

Sub (2) into (1)

x + (3x +1)=5

4x=5-1

x=4 ÷4

=1

Sub x=1 into (2)

y=3(1)+1

= 4

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Аноним Аноним
  • 25-02-2021

Hope it helps

Have a good day

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