Symbol
Problem
Activity. Practice Exercises. Without graphing, identify the kind of $5y5$ system and state whether the system of linear equation has exactly $\left(8$ $90$ $0n$ $0$ solution or infinitely many solutions. $2$ $x+2y=7$ $x-y=4$ $z$ 2 $2x+y=3$ $4x+2y=6$ $3$ $x-y=3$ $4x-4y=12$ $4$ $2x-3y=-3$ $y=\dfrac {2} {3}x-2$