Answer:
x=7
Step-by-step explanation:
CD=DA
5X-6=3X+8
5X-3X=8+6
2X=14
X=7
(-2.5, 2)
just find where the points meet up lol
calculate the number of atom in 3 mol helium
100 is inital value of that decrease
Answer: 384 in
Step-by-step explanation: 12 in*10 in=384 in
