To find the perfect square needed, you take the "middle" value and half it, then square it. so in this case, take -6, half it into 3, and square it to get 9. you'll be adding 9 to both sides
Answer:
x=4, y=-2
Step-by-step explanation:
Answer:
12?
Step-by-step explanation:
Saul will be right because he is surveying every type of 9-12 grade, and he included both male and female students in his sample.
