Determina la distacia entre los siguientes puntos que se encuentran sobre el mismo eje a. (-1) y (2)
b. (-3) y (-7)​

Which of the following properties can be used to show

What is the value of x in the equation 2(x-4) = 4(2x + 1)?

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?