Question

simplify
5n+3-6*5n+1
9*5n- 2(sq)*5n​

Answer 1

Answer:

$(i)5n+3-6×5n+1\\ =5n+3-30n+1\\ =4-25n\\ \\ (ii)9×5n-2^{2}×5n\\ =45n-4×5n\\ =45n-20n\\ =25n$