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Anika [276]
3 years ago
10

Simplify x

6x - 12" alt=" {x}^{2} + 6x - 12" align="absmiddle" class="latex-formula">
​
Mathematics
1 answer:
OverLord2011 [107]3 years ago
8 0

Answer: x=8

Step-by-step explanation:

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20 PTS<br> If a new car payment is $616.67 each month, what is the total car payment for one year?
vitfil [10]

Answer:

7400.04

Step-by-step explanation:

Well, if one month is 616.67, then one year is just 12 months. Multiply 6l6.67 by 12, and the answer is 7400.04

8 0
3 years ago
How many pieces of celery can you fill with peanut butter if you have3\4 cup of peanut an! each piece of celery will hold1\12 cu
Masja [62]
You would be able to fill 9 celery pieces

\frac{1}{12} *  \frac{9}{1} =  \frac{9}{12} which simplifies to \frac{3}{4}
3 0
3 years ago
Write an equation of the parabola in intercept form with x-intercepts of 12 and -6; and an axis of symmetry of (14, 4).
xenn [34]

Intercept form is: y = a(x - p)(x - q)  

It is given that:  p = 14, q = -6, x = 14, y = 4

4 = a(14 - 12)(14 - (-6))

4 = a(2)(20)

4 = 40a

\frac{4}{40} = \frac{40a}{40}

\frac{1}{10} = a

Answer: y = \frac{1}{10}(x - 14)(x + 6)



6 0
3 years ago
Areal estate agent makes a 6% commission on the sale of a house.What is the commission on a house that costs $225,000?
Softa [21]

Answer:

$13,500

Step-by-step explanation:

convert percentage to decimal first by dividing it by 100. Multiply the commission percentage by the purchase price to find out your total commission.

8 0
3 years ago
An independent-measures research study uses a total of 18 participants to compare two treatment conditions. If the results are u
Luba_88 [7]

Answer:

The answer is false

Step-by-step explanation:

In a sample above 30 obs  like this the confidence interval is defined as

X+- t* (s/sqrt(n)) where X is the mean t the tvalue for a given confidence level, n the size of sample and s standar deviation.

To find de appropiate value of t we must see the T table where rows are degrees of freedom and columns significance level

The significance is obtained:

significance = 1 - confidence level = 1 - 0.9 = 0.10

Degrees of freedom (df) for the inteval are

df = n - 1 = 18 - 1 = 17

So we must look for the value of a t with 17 values and significance of 0.10 which in t table is 1.740 not 1.746 ( thats the t for 16 df)

6 0
3 years ago
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