Peter weighs 105kg he wants to lose 500 per week how meny weeks will it take for him to have a mass of 90 kg

For a field trip to the zoo, 4 students rode in cars and the rest filled nine busess. how many students were in each bus if 472 students were on the trip

Write the expression in complete factored form. 5n_(c - 3) - n(c - 3) =

Which shows the correct substitution of the values a,b and c from the equation 1=-2x+3x^2+1