Answer:
Multiple the first equation by -1
Step-by-step explanation:
After doing this you add the two equations together and follow the systems of equations as normal

Therefore y = 2
132 or 2.304 radian ? still not really sure what's being asked
Answer:
C) x = 12
Step-by-step explanation:
We can calculate the value of x using similarity ratio
x/8 = 9/6 cross multiply expressions
6x = 72 divide both sides by 6
x = 12
Answer: p(m) = .30m + 4.25
Step-by-step explanation:
Y=4^4-100=16-100=-84
Result is -84