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lys-0071 [83]
2 years ago
11

Explain how to determine if the two expressions are equivalent using x = 6 and x = 2. 2x 4 – 1 3 x x.

Mathematics
1 answer:
Kitty [74]2 years ago
7 0

The two expressions are equivalent.

<h2>Linear system</h2>

It is a system of an equation in which the highest power of the variable is always 1. A one-dimension figure that has no width. It is a combination of infinite points side by side.

Given

2x + 4 - 1 can be represented as 2x + 3

3 + x + x  can be represented as 3 + 2x

<h3>To find </h3>

The two expressions are equivalent.

<h3>How do find the two expressions are equivalent?</h3>

At x = 6

2x + 3    and     3 + 2x

2(6) + 3   and    3 + 2(6)

12 + 3     and     3 + 12

   15        and       15

Both are equal.

At x = 2

2x + 3    and     3 + 2x

2(2) + 3   and    3 + 2(2)

 4 + 3     and      3 + 4

    7        and        7

Both are equal.

Thus the two expressions are equivalent.

More about the linear equation link is given below.

brainly.com/question/20379472

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Answer:

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Step-by-step explanation:

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Each lap is 2/5 km, so Jayden runs 3 x (2/5 km) in 5 min = 6/5 km in 5 min.

Distance = rate x time

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We want to isolate r (rate), so divide both sides by 5 min

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So, Jayden runs 6/25 km in 1 min.

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3 years ago
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Hope this helps!
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