Using a sheet of graph paper, solve the following system of equations graphically. be sure to show any work, use a straight edge, and be neat. when you are finished, enter the solution set in the box below and turn in your graph paper to your teacher.
x + y = 0
x - y + 2 = 0

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

Select all the expressions that will include a remainder.

What is the perimeter of an equilateral triangle if each side is (x+3)?