Write an expression that can be used to find 4x275 using a properties of numbers

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?

2.5 milligrams is equivalent to how many grams

Solve the system of equations using the substitution method. {y=−3x+7x=−2y−16 enter your answers in the boxes.