A person walks

Mathematics

1 answer:

n200080 [17]2 years ago

3 0

I am not sure but I say
2
3
2
9

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alukav5142 [94]

2x^2 - 4 = 68
add 4 to both sides
2x^2 = 72
divide both sides by 2
x^2 = 36
find the square root of each sides
x = 6, -6

ANSWER: the positive value of x is 6

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2 years ago

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Liula [17]

Perimeter is 28 and area is 32

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1 year ago

-5+|-15÷(-5) |2(-5)

pav-90 [236]

Answer:

The value of this expression is -35.

Step-by-step explanation:

Let's use the order of operations (PEMDAS), to solve this problem.

$-5+|-15/-5|*2*(-5)\\-5+3*-10\\-5+-30\\-35$

In conclusion, the value of this expression is -35. Hope this helped :D

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2 years ago

You bought jeans last week for $55. Today you see that the jeans are on sale for $40. What is the percent decrease of the price?

erastova [34]

15%......................

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2 years ago

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Is the following number rational or irrational 0.5555?

4vir4ik [10]

Answer:

Simple.

The decimal 0.5555 is a rational number. It's a terminating decimal, since it doesn't end with an ellipsis.

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2 years ago