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Len [333]
2 years ago
12

Prove whether the following inferences are valid using the long or short truth table method. If they are invalid, give the count

erexample.
A > -B |= B > -A​
Mathematics
1 answer:
bezimeni [28]2 years ago
7 0

Answer:

6

Step-by-step explanation:

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valentinak56 [21]

Answer:

the answer is x=−1 and y=1

Step-by-step explanation:

hoped I helped:)

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2 years ago
What is the sum of (2/5x+6) and (3/5x-9)
user100 [1]

::::::::::::::::::::::::::::::::::::deleted::::::::::::::::::::::::::::

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The difference of two numbers is 34 and their sum is 338
Assoli18 [71]
X-y=34
x+y=338

We can use elimination in this problem.

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4 0
3 years ago
Need help with this pls show work
Gemiola [76]

Answer:

Ron got 3 additional toppings

Step-by-step explanation:

Lets call the amount of toppings that Ron got t. With this, we can set up the following equation:

8.95+0.65t=10.90

Subtract 8.95 from both sides:

0.65t=1.95

Divide both sides by 0.65:

t=3

Hope this helps!

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3 years ago
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