Help as quick as possible!! whoever gets it right gets brainliest

1.) 2x + y = 3 2.) x - 2y = -1 if equation 1 is multiplied by 2 and then the equations are added, the result is a.3x = 2 b.3x = 5 c.5x = 5

What are the domain and range of f(x)= -log5(x+2)

Someone me! will award brainliest if u explain and answer!