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dedylja [7]
2 years ago
5

The sum of a number and -15 is equal to the product of that number and 1/4.what is the number

Mathematics
1 answer:
Zolol [24]2 years ago
3 0

Answer:

10

Step-by-step explanation:

(x−a)(x−b)=x2−(a+b)x+ab

Hope this was helpful----

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a bank is offering a simple interest of 3.2% on a saving account , if i deposit $15000, how much will the interest be in 6years?
kotykmax [81]

Answer:

$2,880

Step-by-step explanation:

interest = (principal * rate * time)/100

= (15000 * 3.2 * 6)/ 100

= 2880

8 0
3 years ago
Please Help! Will Give A Brainliest!!
Ray Of Light [21]
A) because when they are equal it means that their y has the same value, which means their intersection point.


B) You should take all integers from (-2, 2) which are: -2, -1, 0, 1, 2 and put them one by one in the example:
x = -2    
    y1 = 4^-(-2) = 4^2 = 16 
    y2 = 2^(-(-2) + 1) = 2^(2+1) = 2^3 = 8
y1 ≠ y2      =>      so x=-2 isn't our answer
-------------------------------------------------------
x = -1
    y1 = 4^-(-1) = 4^1 = 4 
    y2 = 2^(-(-1) + 1) = 2^(1+1) = 2^2 = 4
y1 = y2      =>       so our answer will be x = -1
-------------------------------------------------------
x = 0
    y1 = 4^-(0) = 4^0 = 1 
    y2 = 2^(-(0) + 1) = 2^(0+1) = 2^1 = 2
y1 ≠ y2      =>      so x=0 isn't our answer
--------------------------------------------------------------
x = 1 
    y1 = 4^-(1) = 4^(-1) = 1/4 
    y2 = 2^(-(1) + 1) = 2^(-1+1) = 2^0 = 1
y1 ≠ y2      =>      so x=1 isn't our answer
--------------------------------------------------------------
x = 2 
    y1 = 4^-(2) = 4^(-2) = 1/16 
    y2 = 2^(-(2) + 1) = 2^(-2+1) = 2^(-1) = 1/2
y1 ≠ y2      =>      so x=2 isn't our answer

Which means that our final answer is: x=-1


C) You should draw both graphics, and their intersection point (x) will be the answer.


I hope it helped.


6 0
3 years ago
A cylindrical container has a base area of 100 m^2 and is 12m high. If the container is one water, what's the volume of the wate
a_sh-v [17]
The answer is:  [C]:  " 1200 m³ " .
_______________________________________________________
Explanation:
_______________________________________________________
Volume of a cylinder = (Base area) * (height) ;

                                 =  (100 m²) * (12 m) ;

                                 =  1200 m³  ;  which is:  Answer choice: [C] .
_______________________________________________________
6 0
3 years ago
What is the x-intercept of the graph?
AlexFokin [52]

Answer:

6

Step-by-step explanation:

The x intercept is when the line goes through the x axis.

3 0
3 years ago
Demarco and Tanya have received information about three separate mortgage offers. In two or three paragraphs, describe your reco
Mars2501 [29]

Answer:

Mortgage option (3) would be best suited for them.

Step-by-step explanation:

Mortgage option (1) and (2) are more or less the same since, since even if Damarco and Tanya down payments $34,000 (20% of the purchase price), they need to pay the interest for 30 years for both of the cases and even if he pays  about $750   monthly (as for option (1)) or about  $ 9000 annually (as  for option (2))  both may actually be more or less the same amount  since, the annual rate of interest in (2) may increase from the initial rate of 3.5% (but it is very unlikely to increase to over 5%) and option (1) has an annual  fixed rate of interest of 4.25%.

Now, in the option (3) the interest is to be paid for 8 years and the annual rate of interest is also relatively low (only 4%) and if they pay about $18,000 annually with a down-payment of $ 34,000 and  repay the rest of the amount at the end of 8 years,(which would be less than $ 35,000)  they can easily clear their mortgage. Hence, for option (3) they would need to pay lowest total amount and for lowest time to clear the mortgage among the three options. Hence, this would be best suited option for them.

6 0
3 years ago
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