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Katarina [22]
2 years ago
12

If four times a whole number is subtracted from three times the square of the number, the result 15 is obtained. Find the number

Mathematics
1 answer:
Novay_Z [31]2 years ago
4 0
See attached picture for answer:

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Sophia wants to take out a loan of $6,000 with interest that compounds monthly. Use the formula A = P(1 + rn)n∗t to find which o
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Answer:

d

Step-by-step explanation:

FV = P (1 + r/m)^mn

FV = Future value  

P = Present value  

R = interest rate  

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m = number of compounding

a. 6000x (1 + 0.04/12)^24 = 6498.86

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3 years ago
Any ideas?- geometry chapter 9
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If sin 49° = cos 41°

6 0
3 years ago
Is 4(5a-8)+2a equivalent to 12a-6
dem82 [27]
No, it would end up being 20a-32 which is not equivalent to 12a-6
8 0
3 years ago
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C
egoroff_w [7]

Answer:

Step-by-step explanation:

Answer:

$125  

Explanation:

Cost of meal                           =  $100

+ 5 % sales tax = 0.05 × 100 = +      5

+ 20 % tip         = 0.20 × 100 =  <u>     20</u>

Total cost                               =   $125

The total cost of the meal was $125.

8 0
3 years ago
A parallelogram has a base of length 2x + 1 and a height of x + 3 and has an area of
storchak [24]

Answer:

  • base 7
  • height 6

Step-by-step explanation:

Using the given expressions, we can write the area as ...

  A = BH

  42 = (2x +1)(x +3) = 2x^2 +7x +3

  2x ^2 +7x -39 = 0

  (x -3)(2x +13) = 0

  x = 3   or   -6.5  . . . . .  these values make the factors be zero

In order for the parallelogram to have positive dimensions, the value of x must be 3. So, the base and height are ...

  base = 2(3) +1 = 7

  height = 3 +3 = 6

7 0
2 years ago
Read 2 more answers
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