Please help!! I'm really confused and ill give brainliest

Jalen charges $25.50 for every 3 hours of yard work he does for his neighbors. ralph charges $34 for every 4 hours of work that he does. who charges less? opinions: 1.they charge the same amount 2.jalen 3.ralph

Which property was used to simplify the expression? 3c+9 +4c=3c+4c+9

Which graph of a hyperbola represents the equation 16x^2-y^2=16