The picture is not on there. If you put the picture on there maybe I can help you.
Answer:
i'd say it's x=6
Step-by-step explanation:
........
If it's -4+8, -4 is 4 less than 0. 8 is 8 more than 0, also 4+4. so -4+4 would be zero, then there's 4 more and 0+4 is 4
7q^2 - 28 = 0
7q^2 = 28
q^2 = 4
q = +/-2
solution set is {-2,2}
