After returning to the United States he converts his money back to US dollars. How much of the original 250 US dollars does Phelan now have? A. 44.70 US dollars.
First, you have to substitute for x, which would make the problem f(x)=7.45(-4.3)+33.7 Now, you just have to use the PEMDAS method (Parenthesis, Exponents, Multiplication, Division, Addition, Subtraction) f(x)= -32.035+33.7 f(x)=1.665
