A jar contains only​ pennies, nickels,​ dimes, and quarters. There are ​28 pennies, 26 ​dimes, and 20 quarters. The rest of the coins are nickels. There are 86 coins in all. How many of the coins are not​ nickels? If n represents the number of nickels in the​ jar, what equation could you use to find​ n?

If there are 12 moths and some have 31 days and others have 30 days how many have 28 days?

Jessica and martha each have a bag of cookies with unequal quantities. they have 30 cookies total between the two of them. each of them ate 6 cookies from their bag. the product of the number of cookies left in each bag is not more than 80. how many more cookies will jessica have martha? if x represents the number of cookies jessica started with, complete the statements below.the inequality that describes the relationship between the number of cookies each one of them has is x^2 - x +224 > = 0.jessica has at least cookies more than martha.

Find the multiplicative inverse of 8-12i