Use the inverse matrix method to solve the system of equations 2y + 2z = 3
x + 3z = 1
4x - 3y + 8z = 0

Find the sum of the first 8 terms of the following sequence. round to the nearest hundredth if necessary.

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

In a column proof the right column states your reasons