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rjkz [21]
3 years ago
14

Which of the following numbers must be added to complete the square in the

Mathematics
1 answer:
Butoxors [25]3 years ago
8 0

Answer:

C

Step-by-step explanation:

Take the coefficient of the linear term and divide it by 2

9/2

Then square it 81/4

That should either be added to the 11 or subtracted from the 15.

The answer is C

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Kim’s soccer team played in 33 games. They won 1 more than 15 times of the number of games they lost. Which system of equations
VARVARA [1.3K]
W = 1+15*l
(The number of games they won= 1+15* the number of games they lost.)
5 0
3 years ago
Which statement best describes the relationship between x and y in the equation y = 3x? A. The value of y is three less than the
7nadin3 [17]

Answer:

b

Step-by-step explanation:

Y is three times the value of x , It can be said that y is directly proportional to Y .

Direct proportion is when an increase in the independent variable causes an increase in the dependent variable.

the equation for direct proportion is :

y = bx

y = dependent variable

b = constant

x = independent variable

8 0
3 years ago
Mr. Hayden's Bible class collected $11
ki77a [65]

This is the only way I can think of this mathematically. This took a good 20 minutes for me. You need to guess and check. Like try 17 quarters, 50 nickels, and 37 dimes etc. until you get 11.00. My numbers are mathematically correct but we both know you cant have 18.909 quarters so. lol

Answer:

Quarters: 18.909

Nickels: 49.818

Dimes: 37.818

Somewhere around those numbers.

Step-by-step explanation:

$11.00 total in coins

Nickel = $0.05

Dime = $0.10

Quarter = $0.25

(n*0.05) + (d*0.10) + (q*0.25)

Solve the equation for q.

q=\frac{1}{2} d

(n*0.05) + (d*0.10) +( \frac{1}{2} d *0.25)

Simplify the expression.

9d + 2n = 440

d - n = -12

Multiply both sides of the equation by -9.

-9d + 9n = 108

9d + 2n = 440

Sum the equations vertically to eliminate at least one variable.

11n = 548

n=\frac{548}{11}

Substitute the given value of n into the equation d - n = -12

d-\frac{548}{11} =-12

d=\frac{416}{11}

Substitute the given value of n into the equation q=\frac{1}{2} d

q=\frac{1}{2} *\frac{416}{11}

q=\frac{208}{11}

Finally

d=\frac{416}{11}        d = 37.818

n=\frac{548}{11}        n = 49.818

q=\frac{208}{11}        q = 18.909

6 0
2 years ago
Simplify 3^0. Simplified form: ______
Shkiper50 [21]

Answer:

1

Step-by-step explanation:

3^0

Apply rule a^0=1 a=0

=1

Thanks for letting me help!!

6 0
4 years ago
Read 2 more answers
+200 x -1 x +1 this is the question Answer now
Mariana [72]

Answer:

Sorry i dont now the answer

please help him/her

5 0
3 years ago
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