20. WILL MARK BRAINLIEST!! HELP!

Acollection of coins has value of 64 cents. there are two more nickels than dimes and three times as many pennies as dimes in this collection. how many of each kind of coin are in the collection?

You need to solve a system of equations. you decide to use the elimination method. which of these is not allowed? 3x - 2y = 7 3x + 4y = 17 equation 1 equation 2

The difference of three and the reciprocal of a number is equal to the quotient of 20 and the number. find the number.