Which is a solution to the equation 4x + y = –6?
a.
(–2, –2)
b.
(2, –2)
c.
(2, –4)
d.
(–2, 2)

What are the measures of ∠a, ∠b, ∠c and ∠d? explain how to find each of the angle measure.

Which graph represents the solution set for the given system of inequalities? x+2y< 3 x+y> 4 3x-2y> 4

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