Suppose a 15-minute call costs $5.26, and a 30-minute call costs $10.24. find a formula relating time (in minutes) and cost (in dollars).
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Find the value of tan theta if sin theta = 12/13 and theta is in quadrant 2

Abag has more green balls than blue balls, and there is at least one blue ball. let bb represent the number of blue balls and let gg represent the number of green balls. let's compare the expressions 2b2b and b + gb+g. which statement is correct? choose 1

How do you determine whether a relationship represented as as graph is linear or nonlinear