Simplify (-2x - 9)(-4). 1.) -8 x + 36
2.) 8 x - 36
3.) 8 x + 36
4.) -8 x - 36
this is multiple choice

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

Determine which postulate or theorem can be used to prove that lmn =nmo

Collin did the work to see if 10 is a solution to the equation r/4=2.4