clall182
clall182 clall182
  • 10-12-2021
  • Mathematics
contestada

What is the value of x + y for the system of equations y= 2x - 2 and y= 4x + 6?

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Persone01
Persone01 Persone01
  • 10-12-2021

Answer:

x= -1

y= 2

Step-by-step explanation:

Notice that when x = 0 the value of y is 2/1 so this line "cuts" the y axis at y= 2

 y-intercept = 2/1  =  2

When y = 0 the value of x is 1/-1 Our line therefore "cuts" the x axis at x= -1

 x-intercept = 2/-2 = 1/-1  = -1

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