Need help The surface area of a cube is 864cm? What is the area of one face of the cube? (round to the nearest whole
number.)

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?

Justin has 750 more than eva and eva has 12 less than justin together they have a total of 63 how much money did

Danielle’s aunt is 8 years than 3 times danielle’s age. her aunt is 34. write an equation that relates danielle’s age, a, to her aunt’s age. then find danielle’s age.