Answer:
-4/5
Step-by-step explanation:
2/5 ÷ -1/2
Copy dot flip
2/5 * -2/1
-4/5
Answer:
no
Step-by-step explanation:
1 4/5 = 1 8/5 if you make a common denominator
Answer:
16+2=18
18-3=15
2*3=6
Step-by-step explanation:
Answer:
16
Step-by-step explanation:
(b/2)^2
(8/2)^2 = (4)^2 = 16
(x^2+8x+16) = -3+16
(x+4)^2 = 13
so on so forth, but basically you add 16 which completes the square
