8793 attendees and your welcome tell me if I got it wrong please
Answer:
He made seven A's.
Step-by-step explanation:
360-220=140
140/20=7
Answer:
2 solutions; x=2.5 x=-25
Step-by-step explanation:
16x^2 = 100
x^2 = 100/16
x^2 = 6.25
x = (+-) sqrt 6.25
x = (+-) 2.5