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Paraphin [41]
3 years ago
7

How can you analyze connections between linear equations and use them to solve problems

Mathematics
1 answer:
Alexeev081 [22]3 years ago
6 0

Answer:

Step-by-step explanation:

One of the more obvious "connections" between linear equations is the presence of the same two variables (e. g., x and y) in these equations.

Assuming that your two equations are distinct (neither is merely a multiple of the other), we can use the "elimination by addition and subtraction" method to eliminate one variable, leaving us with an equation in one variable, solve this 1-variable (e. g., in x) equation, and then use the resulting value in the other equation to find the value of the other variable (e. g., y).  By doing this we find a unique solution (a, b) that satisfies both original equations.  Not only that, but also this solution (a, b) will also satisfy both of the original linear equations.

I urge you to think about what you mean by "analyze connections."  

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Help Me please . I want to know Square root of 169 and 144 and 625 . please man fast ​
neonofarm [45]

Answer:

13,12,25

Step-by-step explanation:

Square root of 169 is 13.

Square root of 144 is 12

Square root of 625 is 25.

5 0
2 years ago
Read 2 more answers
Pls help me really need it
Marina86 [1]

Answer:

Well a globe is just a sphere so use this formula

V=(4/3)πr^3

Then plug in 15 for r and get that the answer is 14130

3 0
3 years ago
Please help ill mark you as brainlesit if correct!​
rjkz [21]

Answer: \dfrac{1}{8}

Step-by-step explanation:

Formula : Probability = \dfrac{\text{favorable outcomes}}{\text{total outcomes}}

Given , Sam has 4 cards numbered 2,3,5, and 7.

His friend has 4 cards numbered 1,2,6 and 7.

If they both draw one card and put that on table , then the possible combinations of cards would be (2,1) , (2,2), .... (7,6), (7,7).

i.e. Number of possible outcomes would be (S) 4 x 4 = 16

Favorable outcomes that they will choose same number (F) = (2,2) , (7,7)

Now , the probability that they will both choose the same number would be :

\dfrac{F}{S}=\dfrac{2}{16}=\dfrac{1}{8}

Hence, the required probability = \dfrac{1}{8}

5 0
3 years ago
]This problem is for my math class<br> Solve the inequality below<br> 6x - 5 &lt; 55
trasher [3.6K]

Answer: x < 10

Step-by-step explanation: Just like any of your two-step equations, in this inequality, start by isolating the x term which in this case is 6x by adding 5 to both sides.

That leaves you with 6x < 60 and now just divide both sides by 2 and x < 10.

Notice that because we divide both sides of the inequality

by a positive number, not a negative, we did not change the

direction of the inequality sign.

Finally, put your answer in set notation, {x: x < 10}.

Unlike an equation which normally has one solution, the answer to an inequality must be stated as a solution set because an entire set of answers will work. In this problem, it's any number less than 10.

4 0
3 years ago
How many tablets of 6 mg can be made from 0.6 kg of medicine?
Anon25 [30]

Answer:

100 000  tablets

Step-by-step explanation:

1 mg = 0.001 g ⇒ 6 mg = 0.006 g

1 kg = 1000 g ⇒ 0.6 kg = 600 g

600 g / 0.006 g = 100 000  tablets

5 0
3 years ago
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