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elena55 [62]
3 years ago
11

If 4x+1 = 64, what is the value of x? A-3 B-4 C-2 D-5

Mathematics
1 answer:
lora16 [44]3 years ago
4 0
None of these work, but the answer would be 15.75
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The sum of the square of a positive number and the square of 44 more than the number is 8080. what is the​ number?
mash [69]
Let the number be x, therefore, its square is x², and 44 more than the number is x+44 whose square is (x+4)².
Thus the sum will be x² + (x+44)²² = 8080
                                  x² + x² + 88x + 1936= 8080 Combining the right terms 
                                  2x² + 8x - 6144 = 0 dividing by 2
                                     x² + 44x - 3072 =0 solving for x
                          x = 37.6 or -81.6
Therefore, the positive number is 37.6
                                
5 0
3 years ago
Read 2 more answers
He found a quotient of 7 which division problem was he using?
marshall27 [118]
The answer is 3 1/2 divided by 1 1/2 because those equal 7.
~Silver
6 0
3 years ago
A traffic study determined that a larger city population indicates a
adoni [48]

Answer:

There must he a circulation. May not be causation.

5 0
2 years ago
Which scenario involves the value of greatest magnitude?
Sonbull [250]

Answer:

D. A withdrawal of $30 from a bank account

Step-by-step explanation:

When it says magnitude it doesn't matter if it's a positive or negative number.

So it's just asking which number is the greatest which is 30.

I hope my explanation makes sense and helps you out.

5 0
3 years ago
R+6≥11 ; {4,5,6,7}<br><br> Answer choices: 4, 5, 6,7
Alex_Xolod [135]

For this case we have the following inequality:

r + 6 \geq11

To solve we have:

Subtracting 6 from both sides of the equation:

r \geq11-6\\r \geq5

Thus, the solution is given by all values of r greater than or equal to 5.

Answer:

The solution is given by all values of r greater than or equal to 5.

8 0
3 years ago
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