Jhonny killed 30 woman on hostage, If Jhonny has 500 woman on hostage, how many woman does he have left?

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

What is the result of adding the system of equations? 2x+y=4 3x-y=6

Another type of subtraction equation is 16-b=7. explain how you would sole this equation then solve it.