1 + 33x = 12
What is X
Please Help me

Which formula gives the area of a triangle? a=1/2(b+h)

F(x) = 1/x g(x)=x-4 can you evaluate (g*f)(0) ? why or why not?

The distribution of the amount of money spent by students for textbooks in a semester is approximately normal in shape with a mean of $235 and a standard deviation of $20. according to the standard deviation rule, how much did almost all (99.7%) of the students spend on textbooks in a semester?