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11Alexandr11 [23.1K]
3 years ago
9

A student is solving the problem x^2 + 10x+ ___ = 16 + ___ by the method of completing the square. What number should the studen

t add to both sides?
Mathematics
1 answer:
kvv77 [185]3 years ago
5 0

Answer:

I believe it could be any number because:

let y=any number

x^2+10x+y=16+y

x^2+10x+y-y=16+y-y

x^2+10x=16

you can add any number to both side and not change the solution.

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What is the range of this function
Marina86 [1]

The range of a function is the output values ( Y values)

These would be the numbers the arrows are pointing at.

-8, -3 , 5 and 7

The answer is C.

3 0
3 years ago
Mika can eat 21 hot dogs in 6 minutes. She wants to know how many minutes (m) it would take her to eat
kipiarov [429]

Answer:

The answer is 10 minutes.

Step-by-step explanation:

First, convert the known amount of time to a fraction.

6/21 (min over hot dogs).

Set up a proportion.

6/21 = m/35 (m being the number of minutes)

Cross multiply.

210 = 21m

Solve for m. (divide each side by 21)

m = 10

I hope this helps! :)

4 0
4 years ago
Escape what is on sale for 60% off the regular $80 price what is the sales price
mylen [45]

Answer:

$32 is the sales price.

Step-by-step explanation:

First, change the percentage to a decimal.

60% = 60/100 = 0.6

Next, multiply 0.6 with the regular price ($80)

80 x 0.6 = 48

$48 is the discount. Subtract from the original price

80 - 48 = 32

$32 is the sales price.

~

8 0
4 years ago
Read 2 more answers
The cost of attending an amusement park is $10 for children and $20 for adults. On a particular day, the attendance at the amuse
vovangra [49]

Based on the figures above, the numbers of children that attended the park that day is 10,000.

<h3>What is the matrix equation about?</h3>

Fist we have to use the determinant to solve for c and as such:

\frac{det.\frac{30000}{500000}    \frac{1}{20} }{det. \frac{1}{10}  \frac{1}{20}  }

=\frac{30000 x 20 - 500000 x 1}{1 x 20 - 1 x 10}

= 100000/10

=10,000

Therefore, Based on the figures above, the numbers of children that attended the park that day is 10,000.

Learn more about matrix equation from

brainly.com/question/27929071

#SPJ1

7 0
2 years ago
The residents of a city voted on whether to raise property taxes. The ratio of yes votes to no votes was 5 to 4 . If there were
TiliK225 [7]

Answer: 3925

Step-by-step explanation:

5 + 4 = 9

7065 / 9 = 785

785 x 5 = 3925

There were 3925 total yes votes to raise property taxes.

7 0
3 years ago
Read 2 more answers
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