The walnut middle school cafeteria staff wants to know which types of pizza to serve. the staff surveys every 5th student that walks into the cafeteria about their pizza preference. identify the sample as biased or unbiased and describe its type

Witch represents the inverse of the function f(x)=1/4x-12

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

Which equation shows y= 3 4 x− 5 2 in standard form? a 4x−3y=10 b 3x−4y=10 c 3x−4y=−10 d 4x−3y=−10