<span>the Law of Cosines </span>b^2=a^2+c^2-2accosB
Answer: You could use really any but i would probably do division or subtraction
Step-by-step explanation:
She can ride the rollercoaster 4 times and other ones 9 times 4R + 9O < 30$ (less than or equal to sign) or
6 roller coasters and 6 others...
6R + 6O = 30$
Answer:
(1,-1)
Step-by-step explanation:
the solution is where the two lines meet up at and they meet up at (1,-1)