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Diano4ka-milaya [45]
3 years ago
15

The work of a student to solve a set of equations is shown:

Mathematics
1 answer:
butalik [34]3 years ago
8 0
Step 2! The reason for that is the student didnt multiplied (15-2z) with -2. But she should have!
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Please answer correctly !!!! Will mark brainliest !!!!!!!!!!
VashaNatasha [74]

Answer:

2x^2-x+3

Step-by-step explanation:

So just divide the areas by the length:

2x^2-x+3

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8 0
2 years ago
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What is the value of n?
melamori03 [73]
The answer for this question that needs an answer is n = 5

because 18(n-1) = 9(n+7) implies that 18n - 18 = 9n + 63 which implies that n =5 for the equation to hold true.
6 0
3 years ago
Which equation represents a population of 490 animals that increases at an annual rate of 20% ?
Readme [11.4K]

Answer:

Step-by-step explanation:

The standard form of this exponential function is

y=a(b)^x where a is the initial value and b is the growth rate. Our initial value is 490 and our growth rate is .2 so the equation is

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8 0
2 years ago
Function f(x)=|x| is transformed to create function g(x)=|x+4|+3. What transformations are performed to function f to get functi
Ahat [919]

Answer:

Step-by-step explanation:

Function f(x)=|x| is transformed to create function g(x)=|x+4|+3. What transformations are performed to function f to get function g? Select each correct answer.

Function f is translated 4 units to the right.

Function f is translated 3 units to the left.

Function f is translated 4 units down.

(this one is correct) Function f is translated 3 units up.

Function f is translated 4 units up.

(this one is correct) Function f is translated 4 units to the left.

Function f is translated 3 units to the right.

Function f is translated 3 units down.

3 0
2 years ago
Three less than x is
pantera1 [17]

Answer:

x - 3

Step-by-step explanation:

3 0
2 years ago
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