Question

35-4n=6(-4n-5)+5 solve and justify

Answer 1

35-4n=6(-4n-5)+5

35-4n=-24n-30+5 (simplify)

35-4n+24n=-24n+24n -30+5 (add 24n to both sides)

35+20n=-25 (simply)

-35+20n=-25-35 (subtract -35 from both sides)

20n=-60 (simplify)

20n=-60 (divide both) by 20

n=-3