Which expression is equivalent to -3x - 1/2 + 4y a.2y - 5x + 2y + 2x b.-2x - 1/2 + 6y + 3x c.-3x - 3/4 + 4y + 1/4 d.-3y - 3/4 + 7y +1/4 - 3x

Really need on these. i have no idea what to do

Paint color preference children adults total 0.6 0.77 liked new paint color disliked new paint color 0.4 0.15 0.23 total 1.0 1.0 1.0 which value for x completes the conditional relative frequency table by column?

Which elements in the set below are integers? 12, –3⁄4,√ 25 , –7, √ 5 , 14⁄7, 9 a. 12, √ 25 , –7, 9 b. 12, √ 25 , –7, 14⁄7, 9 c. –3⁄4, 25 , √ 5 ,14⁄7 d. 12, –7, 9