Answer :
5a+3b = 24
(5+a)(3+b) = 49
The order of steps are different because one requires multiplication then addition while the other one requires addition then multiplication. But one sure thing is that they both need substitution.
(5+a)(3+b) = 49
The order of steps are different because one requires multiplication then addition while the other one requires addition then multiplication. But one sure thing is that they both need substitution.