Answer:
63x-8<u><</u>23
63x<u><</u>23+8
<u>63</u><u>x</u><u> </u><u><</u><u> </u><u>31</u>
63. 63
x<u> </u><u><</u> 0.492
Answer:
B
Step-by-step explanation:
Given
f(x) = 3(x + 1)(x - 7) ← expand the factors using FOIL
= 3(x² - 6x - 7) ← distribute the parenthesis
= 3x² - 18x - 21 → B
not sure if this is correct but 1. A ( reasoning: "Hint: Mitch has to do the opposite of subtract 43 to both sides." which means he had to add. 2. She can get no more than 4