Question

3 + 4(2x – 5) = 23 solve and justify each step

Answer 1

Well first, you’d distribute 4(2x-5) and get 3 + 8x - 20 = 23
then you’d combine -20 and +3 and get -17, so you’d have -17 + 8x = 23
add 17 to both sides, leaving you with 8x = 40
divide 8 on both sides and you get x=5