Aline on the wall and a line on the floor are skew. always, sometimes, or never?

An appliance salesman sets a goal to sell an average of 6 appliances per day for the first two weeks of his new job. the dot plot shows the number he sold each day during the first 13 days. what is the minimum number of appliances he must sell on the 14th day in order to reach his goal? a) 5 b) 6 c) 7 d) 8

The suare root of 9x plus 7 plus the square rot of 2x equall to 7

Lola says these two expressions have the same value. expression a expression b which explains whether lola is correct?