Answer:
1 is when it intersected first
Step-by-step explanation:
I dont know if this is what you were looking for but i tried
Answer:
your answer is 6 hours
Step-by-step explanation:
you have the 2nd pipe takes 72 hours so then you multiply 4 x 9 x 12 which is 432 and then you divide 432 by 72 which is 6 so it would be 6 hours
hope it helps ^^
Answer:
Step-by-step explanation:
both angles must add up to 180 so
6x+12+3x+63 must =180
= 9x+75
9x+75=180
-75 -75
9x=105
x=11.66
meaning A is approximately 81.96
Part A: 3x + 15 = 5x - 25
Part B: x = 20