Solve each system using elimination. tell whether the system has one solution, infinitely many solutions, or no solution.
x-2y=-1
2x+y=4
x+3y=4
2x-6y=8
y=-1/2x-3
x+2y=-6
6x-3y=-18
-2x+4y=18

Apackage of bacon holds 15 strips of bacon. the pancake house uses 17 packages of bacon in the morning and 21 packages in the afternoon. how many more strips were used in the afternoon than the morning?

Your company withheld $4,463 from your paycheck for taxes. you received a $713 tax refund. select the best answer round to the nearest 100 to estimate how much you paid in taxes.

The following hormone had their receptors in the cell membrane except a-insulin b-tsh c-gh d- cortisol