Hello,
To solve the system of equations plug in the values of x (x= -1, 0, 1, 2 ) into the following equation:
y= -x/2 + 3/2
When x=-1
y= -(-1)/2 + 3/2
y= 2
When x=0
y= -(0)/2 + 3/2
y= 3/2
When x=1
y= - 1/2 + 3/2
y= 1
When x=2
y= -2/2 + 3/2
y= 1/2
Faith xoxo