standard_description: Understand that a set of data collected to answer a statistical question has a distribution which can be described by its center, spread, and overall shape.
problem_activity: Draw a tape diagram or balance for each equation or situation below.
a.   You purchase 4 gift cards, each in the same amount. You spend a total of $60.
b.
$${x+6=18}$$
c.
$${6x=18}$$


aligns: no