Erica solved the system of equations below. Her solution was (-5, 3). Without solving the system yourself, can you tell her wether the solution is correct? Probe wether or not the system is correct and explain your reasoning. X+y= -2. 1/5x-1/3=0

Determine if the sequence is geometric. if it is, find the common ratio. 1) -2, 2/3, -2/9, 2/27 2) 0,2,5,9 3) 2, -10, 50, -250 4) 1,4,16,64

An equation of the line tangent to y=x^3+3x^2+2 at its point of inflection is

Val and tony get paid per project. val is paid a project fee of $44 plus $12 per hour. tony is paid a project fee of $35 plus $15 per hour. write an expression to represent how much a company will pay to hire both to work the same number of hours on a project.