Divide 3x power of 4+2x square-‘3 by x+1 and verify your remainder by remainder theorem

Nine more than four times a number is the same as one less than twice the number. find the number?

James was playing a game with his friends. he won 35 points. then he lost 15, lost 40 and won 55. how did he come out

2.5 milligrams is equivalent to how many grams