If c = 30 and d = 8, then 2c + 4d =
A) 512
B) 278
C) 136
D) 92
2 answers:
<span>2c + 4d = 2*30 + 4*8 = 60 + 32 = 92
</span><span>D) 92</span>
Answer:
The answer to this problem is D: 92
Step-by-step explanation:
:D
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-6
Step-by-step explanation:
3n = n² - 54
n² - 3n - 54 = 0
n² - 9n + 6n - 54 = 0
n(n - 9) + 6(n - 9) = 0
(n - 9)(n + 6) = 0
n = 9 , -6
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Answer:
choice 4
Step-by-step explanation:
complementary angles sum to 90
I don’t know if that’s what you wanted but I hope I helped ;D (sorry for my bad english)
the third option. I think
