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Alexeev081 [22]
2 years ago
15

-7+ 3x-2(3x+4)= 5(2x-3) + 4 (3x - 1) - 4.

Mathematics
1 answer:
Harman [31]2 years ago
3 0

Answer:

- 7 + 3x - 2(3x + 4) = 5(2x - 3) + 4(3x - 1) - 4 \\  - 7 + 3x - 6x - 8 = 10x - 15 + 12x - 4 - 4 \\  - 3x - 15 = 22x - 15 - 8 \\ 25x = 8 \\ x =  \frac{8}{25}

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You deposit $500 into a savings account that earns 7% simple interest for 10 years. What is the Principal? What is the rate and
BaLLatris [955]
The Principal is the amount you deposit at the start, so P= $500
The rate is 7%, as you will be earning 7% extra yearly in simple interest.
As a decimal, the rate is 0.07 - 7 PER CENT literally means per 100, so 7/100 is 0.07. However, when actually figuring out the simple interest, you have to add 1 to 0.07 because you are earning 7% ON TOP OF your original amount.
The time is 10, as you are leaving the money in the account for 10 years, and time is measured in the given unit
Now, let's plug in this information into the general formulas:
I=Prt
where I is the just the interest earned
I=500×0.07×10
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A=P(1+r/100×t)
where A is the total amount (original sum of money plus interest)
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5 0
3 years ago
Which expression shows the result of applying the distributive property to 12(5y+4)?
lorasvet [3.4K]

Answer:

Step-by-step explanation:

Hello again

Step 1

12(5y+4)  Equation/Question

Step 2

12(5y+4)  Simplify

12(5y)+12(4)

Step 3

12(5y)+12(4)  Solve

answer

60y+48

Hope this helps

5 0
2 years ago
Whats the the answer to this math problem
GrogVix [38]

Answer:

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Step-by-step explanation:

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6 0
2 years ago
I need an answer please
photoshop1234 [79]

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5 0
2 years ago
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Answer:

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Step-by-step explanation:

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4 0
3 years ago
Read 2 more answers
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