Eight scores have an average of six. scores of 15 and x increase the average to 7. find x

Solve this equation using substitution. {4x + y = −2} {4x + 6y = 44}

Rewrite the following quadratic functions in intercept or factored form. show your work. f(x) = 3x^2 - 12

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?