(x-3)^2 + (x+5)^2=9^2
(x^2-6x+9) + (x^2+10x+25)=81
2x^2+4x+34=81
2x^2+4x-47=0
From here just use quadratic formula
Answer:the answer is 10 min hope this helped:)
Step-by-step explanation:
Answer:
9 by -2
Step-by-step explanation:
Answer:
a, subtraction
Step-by-step explanation:
it is the inverse of addition
Answer:
total interior angles = (n - 2)180°
Step-by-step explanation:
look up "interior angles of a polygon"
