Aline passes through the points (-6,4) abd (-2,2) which is the equation of the line

Factorize: x^2+8x+10 i just solved it but i don't know if the process is correct

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

Explain in a minimum of 2 sentences how to graph the equation of the absolute value function given a vertex of (-1,3) and a value of “a” equal to ½.