Using the substitution method, Vito is solving the following system of equations algebraically: y = 3x - 4
2x - 3y = -21

Is a positive integer raised to a negative power always positive

Which steps could be part of the process in algebraically solving the system of equations, y+5x=x^2+10 and y=4x-10

An internet company charges $8.95 per month for the first 3 months that it hosts your web site. then the company charges $11.95 per month for web hosting. how much money, in dollars, will the company charge for 8 months of web hosting?