-5a^2 - 7a = -a x (5a + 7)
let me know if you have any other questions
:)
Answer:
50%
Step-by-step explanation:
Half of 68 is 34. We can see that only 34 showed up, making it a 50 percent decrease
Systematic Random Sample, Stratified Random Sample, and Simple Random Sample.
let h = horse, let c = cow, let p = pig
so,
hcp
hpc
cph
chp
phc
pch
so, that is 6 different ways she can arrange it.
