Question

5n +20n = 5(n+20) find N

Answer 1

hope it will help u in understanding

Answer 2

n = 5

Explanation:

Given

5n + 20n = 5(n + 20), that is

25n = 5(n + 20) ← divide both sides by 5

5n = n + 20 ( subtract n from both sides )

4n = 20 ( divide both sides by 4 )

n = 5