Simplify 2x 2 - y for x = 3 and y = -2.

I got 20. Is this correct?

What are the relative frequencies to the nearest hundredth of the columns of the two-way table?

In what form is the following linear equation written y=9x+2

Raj encoded a secret phrase using matrix multiplication. using a = 1, b = 2, c = 3, and so on, he multiplied the clear text code for each letter by the matrix to get a matrix that represents the encoded text. the matrix representing the encoded text is . what is the secret phrase? determine the location of spaces after you decode the text. yummy is the corn the tomato is red the corn is yummy red is the tomato