In a coin collection, the number of dimes is 10 less than three times the number of quarters. if the collection has 56 dimes, how many quarters are in the collection?

Which shows one way to determine the factors of 4x3 + x2 – 8x – 2 by grouping?

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?

One astronomical unit (1 au) is about 1.496 alt tag missing. kilometers. if you wrote this number of kilometers in regular decimal notation (for example, 528 and 3,459 are written in regular decimal notation), how many zeros would your number have?