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avanturin [10]
3 years ago
12

7. An investment account pays 3.9% interest compounded semi-annually. If

Mathematics
1 answer:
Likurg_2 [28]3 years ago
5 0

Answer:

the balance would be 48000

Step-by-step explanation:

First you really dont have to do with the 3.9%

If 4000 is invested and you need the balance after 12 years you just multiply

4000 times 12=48000

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Expand:<br> 4(5x+5) - 3(2x + 4)
aliina [53]

Answer:

14x + 8

Explanation:

⇒ 4(5x+5) - 3(2x + 4)

distribute inside parenthesis

⇒ 4(5x) + 4(5) - 3(2x) - 3(4)

multiply the variables

⇒ 20x + 20 - 6x - 12

collect like terms

⇒ 20x - 6x + 20 - 12

subtract like term

⇒ 14x + 8

3 0
2 years ago
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Please I need help ASAP! I don't know any of the answers. For the second question, I accidentally clicked on it.
valkas [14]
PART A :
A,B,C,D
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3 0
3 years ago
Find the value of x.
Sholpan [36]

Answer:

x = √21.

Step-by-step explanation:

Triangles ADB and BCD are similar.

So their corresponding sides are in the same ratio:

x / 7 = 3 / x

x^2 = 21

x = √21.

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3 years ago
What is 1/8 as a whole number?
Degger [83]
Could it be like 1/8 of 100?
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3 years ago
20 POINTS!!!!!
inn [45]

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