Given that d(x) = 2x, select all of the following that are true statements.
a. d(x) is a function.
b. x is the dependent variable.
c. d(6) = 3
d. d(x) is a direct variation.
e. d(x) is a rule for the set of points (5, 10), (6, 12) and (-2, -4).
plz

Medium sodas cost $1.25 and hot dogs cost $2.50. natalie’s group brought in pizzas but is buying the drinks at concession stand. how many medium sodas can natalie’s group buy with $20? make a table to show answer.

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If rt is greater than ba, which statement must be true ?