Evalue 5a+3b and (5+a) (3+b) for a=2 and b=4. How is the order of steps diferent for the two expression

Question

Esperanza Hernandez

Mathematics

9 March, 01:04

Evalue 5a+3b and (5+a) (3+b) for a=2 and b=4. How is the order of steps diferent for the two expression

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Jakob Moody · Answer 1

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.