Studying for act test, and i'm going for a 36. i got a 35 on a practice test, and its because of polynomials, which is what i forgot how to do. could anyone solve this problem for me and explain how you do it? 2x^2-3x-5

Simonne used the following steps to simplify the given expression. 12 - 3(-2x + 4) step 1: 12 + (–3)·(–2x) + (–3)·(4) step 2: 12 + 6x + (–12) step 3: 12 + (–12) + 6x step 4: 0 + 6x step 5: 6x what property of real numbers was used to transition from step 3 to step 4? a. identity property of addition b. inverse property of addition c. associative property of addition d. commutative property of addition

Sara sells beaded necklaces she makes a profit of 4 dollars pn every neclace she sells which table represents the profit sara makes

What is f(3) for the quadratic functionf(x)=2x2 + x – 12? f -3g 3h 6i. 9