Transitive property I believe
Answer:

Remove backets

Group and Evaluate like terms





Answer:
it's the last one I think
Answer: sin(34) = 0.52908268612
Answer:
replace the x with -3
Step-by-step explanation:
if you ever have f(x) = 'insert equation' and then it says find f('insert number'), you replace what ever variable is after the first 'f' with the number after the second 'f'. hope this helped!