Can I get the answers for these? Apex

Solve the following pair of equations for x and y: ax/b_ by /a= a +b; ax - by = 2ab

Which rule describes the composition of transformations that maps ajkl to aj"k"l"? ro. 900 o to, -2(x, y) to, -20 ro, 900(x, y) ro, 9000 t-2. o(x,y) t-2, 00 ro, 900(x, y)

Alex's monthly take home pay is $2,500. what is the maximum bad debt payment he can maintain without being in credit overload?