Answer:
4
Step-by-step explanation:
5-1=4
Answer:
420/30=14 beats per second, meanin 1680 beats is your answer.
Step-by-step explanation:
Answer:
7/2
Step-by-step explanation:
2x=12-5....collectible like terms
2x=7
x=7/2...dividing both side by 2
I think the answer its 1.8 percent because if you subtract 15-13.2 comes out to be 1.8.