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siniylev [52]
3 years ago
15

Solve -2(n + 5) + 6n = 14 for n.

Mathematics
1 answer:
Murrr4er [49]3 years ago
6 0

Answer:

n=6

Step-by-step explanation:

Given -> -2(n+5)+6n=14

Distributive Property -> -2n-10+6n=14

Combine like terms -> 4n-10=14

Add 10 to both sides -> 4n=24

Divide both sides by 4 -> n=6

So n=6

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write an equation to represent the total cost for a certain number of cans. Use "c" for cost and "n" for number of cans​
Allushta [10]

Answer:

C(n)=1.25n

Where n= number of cans

Step-by-step explanation:

C=cost

n=number of cans

Quantity Total cost

1 $1.25

2 $2.50

3 $3.75

4 $5.00

Total cost, c(n) =1.25n

Check

Total cost when n=4

Total cost c(4)=1.25×4

Total cost c(4)=5.00

8 0
3 years ago
It takes 3 hours to cook an 8-pound turkey. How long would it take to cook a turkey that is 14 pounds? Round to the nearest tent
pochemuha

Answer:

5.3 hours

Step-by-step explanation:

Given:

3 hours = 8lbs. turkey

?? hours = 14lbs. turkey

Do proportions:

\frac{3}{8} = \frac{x}{14}  <-- Cross Multiply

42 = 8x  <-- Solve for x

x = 5.25

Round to the nearest tenth:

x = 5.3 hours

8 0
3 years ago
What is the domain of the following function: f ( x ) = √ x + 4/ x − 2
Tju [1.3M]

Answer:

(-∞,+∞) interval notation

it is not clear if the square root on the x only or the four too.

the answer above is if the equation is :

√x +4/x -2

5 0
3 years ago
What does the fact the pi is irrational indicate about it'd decimal equivalent
schepotkina [342]
It goes on forever basically, as it can't be expressed as a fraction.
4 0
3 years ago
How to find area of a rectangle?
anyanavicka [17]

Formula

Area = L*w


Hint : To find the area of a rectangle , multiply the length times the width


I hope that's help !


4 0
3 years ago
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