C kinetic energy. As it loses potential energy, it gain kinetic energy
Answer:
pretty sure its 5
Step-by-step explanation:
Answer: 30-4=x 4+x=30 x=26
Step-by-step explanation: So he has 30 tickets and he gives 2 to each of his friends which means that lee has 26 friends with 4 tickets left over.
Answer:
x=7 x=-7
Step-by-step explanation:
Solution is attached.
Answer:
40 min
Step-by-step explanation:
his sister can do it twice as fast so the boy does 1 and the sister does 2. he will do 1/3 of the work and it will take 1/3 of the time