Answer:
3x²
Step-by-step explanation:
=
=

Answer:
12 Newtons
Step-by-step explanation:
We can use Newton’s Second Law to find the mass first.
F = ma
9 = 3m
mass = 3
Substitute this into the second equation.
F = ma
F = 3(4)
F = 12N
Hope this helps! :D
Answer:
225
Step-by-step explanation:
i used a calculater and did 90 divided by .40
160 * 2 = 320 * 12 =
3,840 calories
<em><u>I hope this helped!</u></em>
Answer:
C. x←-20
Step-by-step explanation: