x² + 3x - 5
Answer:
plug Plug in a=1, b=3, c=-5
x =[ -3 ±√( +9 -4*1*(-5) ) ]/ 2
x = -3 ±√29 / 2... I hope this is the answer
Step-by-step explanation:
0
70-76 -12
16 30
070-76-17 **
+
+
-20
that
-16
-12
-
-20
-16
-12
-8
-
16
020 -16 -12
121
12
16
20
Answer: 9 weeks
Step-by-step explanation:
312 216/24= 9
-96
----
2 1 6
Answer:
it will be 9 weeks
Step-by-step explanation:
Subtract of 11 from 20: 20 - 11
The sum of 4 and 9: 4 + 9
Subtract of 11 from 20, then add the sum of 4 and 9:
(20 - 11) + (4 + 9) = 9 + 13 = 22
Answer:
8 seconds
Step-by-step explanation:
400 divided by 50 is 8
Answer: 8 sec
Step-by-step explanation
50 = 1sec
50 + 50 = 100
50 + 50 + 50 + 50 = 200
You keep adding 50 until you reach 400
Every 50 you add is 1 sec so if you add eight 50’s it would be 400 and that would mean it takes him 8 seconds to travel 400ft