-5c = 30
Forgot the steps of solving it

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?

Which answer goes into the box? (90° clockwise rotation, 90° counter clockwise rotation, translation, or glide reflection)

What is the value of the discrimination for the quadratic equation 0=×2+2+×2