Select the correct answer. Which expression represents a quadratic expression in complete factored form?
O A. (x + 4)(x-3)
OB.
(2x + 4)(x+3)
OC. (x-1)(3x-9)
OD
(x - 2) + (x + 3)
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The angles below are supplementary. what is the value of x? a pair of supplementary angles is shown. one angle measures 7x + 33, and the other angle measures 70. 5.3 8.14 11 14.7

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.

Finding tbe values of the variables in each kite