Help! I need an explanation to the answer to get brainliest!
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Answer:
Step-by-step explanation:
Use FOIL method
(2k + 1) (k - 4) = 2k*k + 2k*(-4) + 1*k + 1*(-4)
= 2k² - 8k + k - 4 {add the like terms}
= 2k² - 7k - 4
Answer:
2k²-7k-4
Step-by-step explanation:
(2k + 1 ) (k - 4)
2k * k - 2k * 4 + k - 4
2k² - 8k + k - 4
2k² - 7k - 4