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leonid [27]
3 years ago
10

Suppose a city with population 400,000 has been growing at a rate of 3% per year. If this rate continues, find the population of

this city in 20 years?​
Mathematics
1 answer:
creativ13 [48]3 years ago
3 0

Answer: 8,240,000

Step-by-step explanation:

firstly you must multiply 1.03 by 20 to represent rate and time, then multiply by 400.000 to get a final answer of 8.240,000

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A salesman makes both a base salary and also a commission, which is a percentage of what he sells. Each month, if his sales tota
ss7ja [257]

Linear equation is the equation in which the highest power of the unknown variable is one.

The given equation the constant 2000 represents the base salary or the fixed salary of the salesman.

To find that what does 2000 represent in the given linear equation we need to know about the linear equation.

<h3>What is linear equation?</h3>

Linear equation is the equation in which the highest power of the unknown variable is one.

Given information-

Total sales by salesman each month is s dollars.

The total money made by the salesman each month by selling goods of s dollars given by,

S=2000+0.1s

The above equation given in the problem is the linear equation. In this linear equation the salary of salesman depends on his sales.

The constant amount of $2000 is the fixed amount of the salesman.

The variable s is the variable on which the salary of the salesman depends. Thus due to this variable the salary of the salesman changes.

Hence in the given equation the constant 2000 represents the base salary or the fixed salary of the salesman.

Learn more about the linear equation.

brainly.com/question/14323743

4 0
3 years ago
Type the correct answer in the box use/ for the fraction bar
Zarrin [17]

Answer:

see explanation

Step-by-step explanation:

given the 2 equations

y = x² - 2x - 19 → (1)

y + 4x = 5 → (2)

substitute y = x² - 2x - 19 into (2)

x² - 2x - 19 + 4x = 5 ( subtract 5 from both sides )

x² + 2x - 24 = 0 ← in standard form

(x + 6)(x - 4) = 0 ← in factored form

equate each factor to zero and solve for x

x + 6 = 0 ⇒ x = - 6

x - 4 = 0 ⇒ x = 4

substitute each value of x into (1) for corresponding y- coordinate

x = - 6 : y = (- 6)² - 2(- 6) - 19 = 36 + 12 - 19 = 29 ⇒ (- 6, 29)

x = 4 : y = 4² - 2(4) - 19 = 16 - 8 - 19 = - 11 ⇒ (4, - 11)

the solutions are (- 6, 29), (4, - 11)


6 0
3 years ago
-3(n+5)=-21what is ghe answer<br><br>​
charle [14.2K]
-3n-15=-21
-3n=-6
n=-2
6 0
3 years ago
Evaluate (-12)(-2)^2​
xz_007 [3.2K]

(-12)(-2)^2 = -48.

Hope this helps,

Davinia.

6 0
3 years ago
Read 2 more answers
A furniture store can spend no more than $5,000 on raw materials for recliners. The raw materials cost $5 per square foot of clo
11Alexandr11 [23.1K]

Answer:

The bottom one to the right. It only reaches 1000 and no higher

Step-by-step explanation:


7 0
3 years ago
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