Kelly subtracted 2.3 from 20 and got 17.7, explain why this answer is reasonable. need by 5: 30 today 9\15\15

Complete the statements about the system of linear equation respresented by the tables the equation respented the left table is

Find the greatest common factor of -30x 4 yz 3 and 75x 4 z 2.

How many of the 250 grandparents in the population would you expect to prefer online shopping with merchant a? merchant a: 4 merchant b: 6 merchant c: 2 merchant d: 3 other: 5 none: 5 answer choices: a.about 4 b.about 8 c.about 40 d.about 21