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24.06.2019 •
Mathematics
What is the simplest form of the expression 2x(x − 6) − 7x2 − (13x − 3)? a. 5x2 − 25x + 3 b. -5x2 − 25x + 3 c. -5x2 + x + 3 d. -5x2 − 25x − 3
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Ответ:
D. -5x² - 25x - 3
Step-by-step explanation:
Simply distribute where needed, evaluate the distribution, then combine like-terms to arrive at your answer.
Ответ:
v - 4 = 2t
2. Divide both sides by 2
v - 4/2 = t
3. Switch sides
t = v - 4/2