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alisha [4.7K]
4 years ago
7

Which of the following ordered pairs is a solution of the given system of

Mathematics
1 answer:
katrin [286]4 years ago
7 0
This is how you do it doing substitution method...

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100 points
Snezhnost [94]

Answer: 28\sqrt 3

Step-by-step explanation:

8 x 14 x 21 = 2352, so:

√8⋅√14⋅√21 = √2352

√2352 in simplest form is 28√3

I hope this helps!

6 0
2 years ago
After Lois picks a value for b, Clark must solve the equation 2x + 7 - x = 4x + 2b – 3x - 3b.
puteri [66]

The value of b Lois gave to Clark to satisfy the given equation is -7.

The given parameters;

2x + 7 - x = 4x + 2b – 3x - 3b

To obtain the value of b, simplify the equation as follows;

2x + 7 - x = 4x + 2b – 3x - 3b

<em />

<em>collect similar terms together</em>

<em />

(2x - x) + 7 = (4x - 3x) + (2b - 3b)

x + 7 = x - b

(x - x) + 7 = -b

0 + 7 = -b

7 = -b

-7 = b

b = -7

Thus, the value of b Lois gave to Clark to satisfy the given equation is -7.

Learn more about simplification of algebraic expression here: brainly.com/question/8956927

5 0
3 years ago
The spring concert at a certain high school sold 155 tickets. Students were charged ​$4 each and adults $8 each. The income from
garik1379 [7]

Answer:

Step-by-step explanation:  85 students and 80 adults        

6 0
3 years ago
For all x&gt;0,<br><img src="https://tex.z-dn.net/?f=%20%5Cfrac%7B1%7D%7B1%20%2B%20%20%5Cfrac%7B1%7D%7Bx%7D%20%7D%20" id="TexFor
Aleksandr-060686 [28]

Answer:

G.  \frac{x}{x+1}

Step-by-step explanation:

3 0
3 years ago
Which of the following would best be solved using completing the square?
Andrews [41]

Answer:

2x^2 +15x = 6

Step-by-step explanation:

the form of this equation makes it easier to use the completing the square method

7 0
2 years ago
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