A 5kg bag of peas costs $17.91. At the same rate, what amount of money would a 9kg bag of peas cost

Liz had 140 pens and inna had 100 pens. after inna gave liz some pens, liz had 3 times as many pens as inna. how many pens did inna give liz?

Me! i really need to get this right before 9. prove the divisibility of 7^6+7^5-7^4 by 11. use factoring so you get a number times 11. just tell me the number. i need this done asap

Write two point-slope equations for the line passing through the points (6, 5) and (3, 1)