you and a friend tutor for a total of 12 hours. use the tape diagram to find how many hours you tutor. ​

Given that (x-3) is a factor of f(x)=x^3+ax^2-x-6, find a and hence the number of real roots or the equation f(x)=0

Rewrite the hyperbolic equation 4y^2 -9x^2 +54x-8y-113=0

Adaycare center charges a $75 enrollment fee plus $100 per week. which of the following represents the cost of sending a child to daycare for 14 weeks?