Calvin followed a strict exercise and healthy eating regimen to start the new year right. He went from 215 pounds to 190 pounds. What is the percent decrease? *

Find the value of the cosine for angle a

Find the solution of this system of equation -7x+y=-20 9x-3y=36

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