Which shows the factored form of x^2 - 12x - 45? ( sorry for the cracked screen! )

Asystem of equations has 1 solution. if 4x-y=5 is one of the equations , which could be the other equation ?

Ariel is working at a meat packing plant for 5 nights a week. her regular wage is $11 an hour. she earns tine and a half for any overtime hours. this week she worked 9 hours of over time .how much will ariel earn for overtime this week ?

Factor the expression using the gcf. the expression 21m−49n factored using the gcf