Question

Which property justifies the following statement?

Answer 1

Answer:

substitution property of equality

Step-by-step explanation:

if

  x = 2

  y = 3x - 11

then

  y = 3 x 2 - 11

2 was substituted for x

Answer 2

Answer:

substitution property of equality

Step-by-step explanation:

im assuming this means that you substitute x's value of 2 into the equation y=3x2-11. i'm guessing that it's meant to be 3x2, instead of 3.2. i hope this makes sense, and i hope i answered it as you needed!