1. which group weighed the most per item on the scale? how much did it weigh? which group weighed the least per item on the scale? how much did it weigh?

And also complete the table.

Please help it is due right now ASAP

3. solve by graphing: y = 2x + 6 x + y = -3

You are making a battery for a science project. you have copper wire for your first electrode. you need to choose a conductor, a second electrode, and a device to plug into your battery. you have already chosen a lemon conductor. complete each statement below about the options that include a lemon conductor.

1) prove that 731^3−631^3 is divisible by 100 2) prove that 99^3−74^3 is divisible by 25