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oksian1 [2.3K]
3 years ago
14

Just number 5 please help me :)

Mathematics
1 answer:
stira [4]3 years ago
3 0

Answer:

24 lbs

Step-by-step explanation:

Let Andy's mountain bike weigh ' a' pounds.

The weight of Barry's mountain bike 6 pounds more than Andy's.

This implies that:

b = a + 6

If their bikes weigh 42 pounds altogether, then

a + (a + 6) = 42

We solve this linear equation:

Group similar terms;

a + a = 42  - 6

2a = 36

a =  \frac{36}{2}

a = 18

Therefore

b = 18 + 6 = 24

Barry's bike weigh 24 lbs

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Answer:

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Step-by-step explanation:

14^x + 1 = 36

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Taking logarithms:-

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Answer:

<h2><u>STEPS</u></h2>
  • Step I: Obtain the given number.
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  • Step III: Make pairs of prime factors such that both the factors in each pair are equal. Since the number is a perfect square, you will be able to make an exact number of pairs of prime factors.
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<h2><u>Example </u></h2>

<u> Find the square root of 324</u>

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