Selena bought two pairs of sunglasses for $7.50 each and pairs of socks for $3.20 each find the expression that demonstrates the total amount that Selena paid

Write an equation of a line in slope intercept form that is perpendicular to the line 2x -3y = 12 and passes through the point (2, 6).

The final cost of a sale is determined by multiplying the price on the tag by 75%. which best describes the function that represents the situation?

Ascientist wants to use a model to present the results of his detailed scientific investigation. why would a model be useful? a )because the model makes the concepts easier to understand b) because the model is easy to put together and to use c) because the model prevents other scientists from asking questions d) because the model requires the audience to pay full attention to it i don't know what to choose because between a and d a is much more likely than d because it only wants to get the attention of the audience. i'm confuse.