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Sloan [31]
2 years ago
9

-12=f-7 help please

Mathematics
2 answers:
Lisa [10]2 years ago
8 0

Answer:

f=-5

Step-by-step explanation:

1) Add 12 to both sides

2) You should get f=-5

lianna [129]2 years ago
6 0

Answer:

\huge \boxed{F=-5}\checkmark

Step-by-step explanation:

First, switch sides.

\displaystyle F-7=-12

Then, add by 7 from both sides of equation.

\displaystyle F-7+7=-12+7

Simplify, to find the answer.

\displaystyle -12+7=-5

\huge \boxed{F=-5}, which is our answer.

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Alex has collected apples. It has 40 boxes of 8.5 kg each and 6 sacks of 90kg each. Pack the apples in bags of 2.5 kg each. how
zimovet [89]

Answer:

40*8.5=340

6*90=540

total=880/2.5=352bags

3 0
2 years ago
Pls help i will give brainly!!!
Hatshy [7]

Answer:

Greatest population density: Denmark

Smallest population density: The U.S.

Step-by-step explanation:

Population density = population / area

So let's find the population density of each country

For U.S

Population: 272,648,000

Area: 9,364,520 sq km

Population density: 272,648,000/9,364,520=29.1 ( rounded to the nearest tenth )

So the population density of the U.S is 29.1 people per sq km

For Denmark

Population: 5,248,000

Area: 42,077

Population density: 5,248,000/42,077=124.7 ( rounded to the nearest tenth )

So the population density of Denmark is 124.7 people per sq km

For Ghana

Population: 18,339,000

Area: 237,533

Population density: 18,339,000/237,533=77.2 ( rounded to the nearest tenth ).

So the population density of Ghana is 77.2 people per sq km

Now that we have calculated the population density of each country let's look back at the question

Which country has the greatest population density? Which country has the least?

Looking at the population densities we can conclude that Denmark has the largest population density at 124.7 people per sq km and the U.S. has the smallest population density at 29.1 people per sq km

3 0
3 years ago
Read 2 more answers
Does (1, 4) make the inequality 4x + 2y = 16 true
Fiesta28 [93]

Answer:

no it is false.

Step-by-step explanation:

Because The left side 12 does not equal to the right side 16, which means that the given statement is false.

4 0
2 years ago
Find the product. (x-3)^2
r-ruslan [8.4K]
Greetings and Happy Holidays!

Find the Product:
(x-3)^2

Expand:

=(x-3)(x-3)

Use FOIL or other techniques to solve binomial multiplication:
=x(x-3)-3(x-3)

=x^2-3x-3(x-3)

=x^2-3x-3x+9

Combine like terms:
=x^2-6x+9

The Answer Is:
\boxed{=x^2-6x+9}

I hope this helped! 
-Benjamin
3 0
3 years ago
Consider that an = 4n-1 represents a sequence. What is the tenth term? A) 361 B) 512 C) 1,024 D) 4,096 E) 262,144
mel-nik [20]

Hello from MrBillDoesMath!

Answer:

Choice E.

Discussion:

Assuming that n >=1, a(n) = 4n -1, then

a(10) = 4(10) - 1 = 39    

but that doesn't match any of the answers...... hmm...

BUT

If you meant that a(n) = 4^(n-1),  then

a(10) = 4^(10-1) = 4^9 =  262144    

which is Choice E.

Thank you,

MrB

4 0
3 years ago
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