Answer:
It's a.
Step-by-step explanation:
15s*3+180＝225
30s*3+180＝270
60s*3+180＝360
30s*3+180＝270
You should write a 1 because I f what you add is 11, 12, 13, 14, 15, 16, 17, 18, or 19 there is a 1 in the front of the numbers so you must put a 1 but if the number was 76 the number in the front is 7 so you would put 7 on the tens column.
H=v/(2pir)
You just have to isolate h. To do that you are going to divide both sides by 2pir.
Answer:
(5w+ 6u ) + (-4w +3u)
Step-by-step explanation:
(5w+ 6u ) + (-4w +3u)
this can be done by multiplying all in the second parentheses by -1.
