Step-by-step explanation:
According to Boyle's Law :


Answer:
84
Step-by-step explanation:
7×[17-5]
7×12
84
hope it will help
Answer:
42
Step-by-step explanation:
We know that 10x + 6y = 7, and so
6(10x + 6y) = 6(7) = 42
2950 subtracted by 2550 equals 400 you subtract
2950
-
2550
so subtract the 0's which equals 0
the subtract the 2nd furthest numbers (5-5)=0
then subtract the next (9-5) = 4
then 2-2 = 0
so 400