What is the variance of the values 7 5 11 1 11

What is true about the dilation? it is a reduction with a scale factor between 0 and 1. it is a reduction with a scale factor greater than 1. it is an enlargement with a scale factor between 0 and 1. it is an enlargement with a scale factor greater than 1.

Me with this one question, and i'll upvote the brainliest answer

Solve this equation using substitution. {4x + y = −2} {4x + 6y = 44}