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WINSTONCH [101]
3 years ago
13

What does x mean ? 20x×393=8383

Mathematics
1 answer:
Orlov [11]3 years ago
6 0
It's just a variable in a problem. You solve for ex . So whatever your answer is you equal to x.
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What is the annual interest rate if $1600 is invested for 6 years and $456 in interest is earned
sergij07 [2.7K]
Use the formula   i = p*r*t:
                                                               $456
$456 = $1600*r*6.  Solving for r, r = ----------------- = 0.0475, or 4 3/4%
                                                           ($1600)(6)
6 0
3 years ago
It is believed that 3/4 of our dreams involve people that we know. Write an expression to describe the number of dreams that fea
professor190 [17]
3/4 of dreams = 3/4 of 'd'

The expression is \frac{3}{4}d

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6 0
3 years ago
Can somebody please help with this?
sertanlavr [38]
(3, 62)


Since that second equation is equal to y, you can substitute the entire thing into the top equation, getting rid of the y and solving for x. It equals 3.

You can then plug 3 in for x on either equation, which should be 62.
6 0
3 years ago
What is the solution to the inequality -3x - 42 > 3?
horsena [70]

Answer:

the solution is D, x<-15.

6 0
3 years ago
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satela [25.4K]

Answer: b yes

Step-by-step explanation: the unit rate will be 48

4 0
3 years ago
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