Review: to simplify an expression, combine like terms by adding orsubtracting coefficients only. like terms have the same variable (letter orsymbol that represents a quantity).example: 17a + 4 - 5a - 3 = (17a - 5a) + (4-3) = 12a + 1simplify this expression. 10b + 7 - 3 - 2

Manny bought 12 pounds of vegetables at the supermarket. 75% of the vegetables were on sale. how many pounds of vegetables were not on sale? 98 points : )

Will gve pints stars and brainliest

Suppose you just purchased a digital music player and have put 8 tracks on it. after listening to them you decide that you like 4 of the songs. with the random feature on your player, each of the 8 songs is played once in random order. find the probability that among the first two songs played (a) you like both of them. would this be unusual? (b) you like neither of them. (c) you like exactly one of them. (d) redo () if a song can be replayed before all 8 songs are played.