SOMEONE PLEASE HELP ME WITH THIS!?!? I WILL GIVE YOU BRAINLIEST

Find a number such that if you add 8 and divide the result by 4 you will get the same answer as if you subtracted 3 from the original number and divided by 2

Evaluate the expression for the given value of the variable. ∣-4b-8∣+∣-1-b^2 ∣+2b^3 ; b=-2

Write an inequality for this description. - one fourth of the opposite of the difference of five and a number is less than twenty.