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Slav-nsk [51]
3 years ago
6

How many solutions 2x+4=2(x+2) 0 1 many

Mathematics
1 answer:
AleksandrR [38]3 years ago
6 0
In order to find the number of solutions, we first must solve the equation. 

2x+4=2x+4
2x=2x
x=x

When x=x, we can use infinetly many solutions. For example if we try the value x=4, we can input it into the equation. 

2(4)+4=2((4)+2)
8+4=2(6)
12=12

Since we got an answer that is true, we can say confidently there are one solutions. This remains true for all real values of x. 
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The students at a community center are participating in a bike riding fundraiser at a local park. A local company is donating $1
Oksi-84 [34.3K]

Answer:

This can not be properly answered, because we do not have the length of each trail.

The first step here will be find the length, in miles, for each of the four trails.

As students choose all four trails, the number of miles that each student will bike is equal to the addition of the lenght of the four trails.

Suppose this number is N.

So each student bike N miles, and the company donates $1.75 per mile. Then the amount of money that a single student is N times $1.75, or N*$1.75

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2 years ago
A sphere-shaped beach ball is 16 inches in diameter. How many cubic inches of air will the ball hold when it is fully inflated?
Paladinen [302]
5,41.3 cubic inches
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3 years ago
60% markup of 129.50
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4 0
3 years ago
I don't know this. Its part of my math homework. 5^9x6/700(3^3)/90+600-9000/5000
Zigmanuir [339]

Answer:

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Step-by-step explanation:

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4 0
3 years ago
1. Solve the inequality.
Sauron [17]

Answer:

Your final answer is either

x≥-2   if your initial inequality was

6x+2≤2(5-x)

OR

x≤-2

if your initial inequality was

6x+2≥2(x-2)

Step-by-step explanation:

As shown you have an equality, not an inequality.

-6x+2=2(5-x)          distribute through parenthesis

-6x+2=2(5)+2(-x)

-6x+2=10-2x           add 2x to both sides

2x-6x+2=10-2x+2x

-4x+2=10                subtract 2 from both sides

-4x+2-2=10-2

-4x=8                      divide both sides by -4

-4x/(-4) = 8/(-4)

x = -2

With the ≥ or ≤ sign you would solve the exact same way

except for the point where when dividing both sides by

-4 requires you to reverse the inequality.

Your final answer is either

x≥-2   if your initial inequality was

6x+2≤2(5-x)

OR

x≤-2

if your initial inequality was

6x+2≥2(x-2)

7 0
3 years ago
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