3 years ago

Identify and explain the error

1 answer:

3 0

You would add 10 to 50 then divide both sides of the equation by -10 and you would get x=4 as your final answer. I recommend using the app Photomath:)

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Given the digits 2,5,7,9, 4, and 1, how many 4-digit codes can be made if 4 points

VMariaS [17]

Answer:

144

Step-by-step explanation:

first digit of the code: only 2 and 4 are the only even numbers availible, so only 2 possibilities for the first digit.

2nd digit of code: 2,5,7,9,1 so 6 possibilities for the 2nd digit.

3rd digit of code: 2,5,7,9,1 so 6 possibilities for the 3rd digit.

4th digit of code: only 7 and 9 are greater tyhan 6 so only 2 possibilities for the 4th digit.

SO...

2 x 6 x 6 x 2 = 144

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garri49 [273]

X=2. Hope this helps :)

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Which of the following is the best description for the formula below?

Karolina [17]

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3 years ago

Which is an equivalent form of the following equation? A=bh/2

Afina-wow [57]

Good question

It seems that it needs to solve for "h"

Right....

<span>A=bh/2 *2
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$h=\frac{2A}{b}$

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3 years ago