X² - 10x = 46
10/2 = 5; 5²+ 25 add 25 to both sides
x² - 10x + 25 = 46 + 25
so the number you have to add to complete the square is 25.
50 People played an instrument. Every 10 people is represented as a 1 in the fraction. 5=50
I think 14 is B (idrk) and 15 is definitely C
Answer:
Yes, Cecile factored the polynomial correctly.
Step-by-step explanation: