Which expression is a factor of

3 x squared minus 9 x plus 9 ?

a. 3x-3
b. there are no real factors
c. 3x+9
d. x-3

The parabola x= √y-9 opens: a.)up b.)down c.)right d.)left

Follow these steps using the algebra tiles to solve the equation −5x + (−2) = −2x + 4. 1. add 5 positive x-tiles to both sides and create zero pairs. 2. add 4 negative unit tiles to both sides and create zero pairs. 3. divide the unit tiles evenly among the x-tiles. x =

Jermaine has t subway tokens. karen has 4 more subway tokens than jermaine. raul has 5 fewer subway tokens than jermaine. which expression represents the ratio of karen's tokens to raul's tokens