21 I think cause you use pemdas
Take the square root of both sides of the equation
Answer: Both are opposite. The opposite of both numbers are on the opposite ends of the number line.
Each day his study time is increasing. Find a common denominator, in this case 8
1/4 = 2/8
5/8 = 5/8
1 = 8/8
So he went from
2/8 to 5/8 to 8/8 which is an increase of 3/8 each day. If this pattern continues Thursday would be 11/8 and Friday 14/8.
14/8 = 1 6/8 = 1 3/4 hours
(an hour and 45 minutes)
Answer: The axis of symmetry is x = 2
Vertex (2,-3)
Step-by-step explanation: Mark me as Brainliest