What equation best represents the following sentence? The sum of a number and two is twice the number.

n+2=2n

n−2=2n

n+2=2+n

n+n=2n

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

Find the solution(s) to the system of equations. select all that apply y=x^2-1 y=2x-2

Which of the functions below could have created this graph?