Which expressions are equivalent to − 90 − 60 w −90−60wminus, 90, minus, 60, w? choose 3 answers: choose 3 answers: (choice a) a − 30 ( 3 + 2 w ) −30(3+2w)minus, 30, left parenthesis, 3, plus, 2, w, right parenthesis (choice b) b ( − 9 − 6 w ) ⋅ 10 (−9−6w)⋅10left parenthesis, minus, 9, minus, 6, w, right parenthesis, dot, 10 (choice c) c − 3 ( 30 − 20 w ) −3(30−20w)minus, 3, left parenthesis, 30, minus, 20, w, right parenthesis (choice d) d ( 6 + 4 w ) × 15 (6+4w)×15left parenthesis, 6, plus, 4, w, right parenthesis, times, 15 (choice e) e − 20 ( 4.5 + 3 w ) −20(4.5+3w)minus, 20, left parenthesis, 4, point, 5, plus, 3, w, right parenthesis