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serg [7]
2 years ago
9

This is 8th grade math on khan academy, correct answers only ty- 7 points have a gud day folks

Mathematics
2 answers:
nika2105 [10]2 years ago
4 0

Answer:

The correct answer is 9^2

Step-by-step explanation:

9 is the base and 7-5=2. so n=2.

blsea [12.9K]2 years ago
3 0
<h3>Answer:</h3>

9² or 9^2

<h3>Step-by-step explanation:</h3>

Because the base is the same on the top and the bottom which is "9", you would either add or subtract the top and bottom exponent based on the arithmetic symbol used.

Because the arithmetic symbol division sign is used, you subtract the top exponent by the bottom giving you the answer nine to the power of two.

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(7m-35=5+2m) how do I solve for m???
Elena L [17]
Isolate m using inverse operations, get m by itself. (addition and subtraction, mult. and div.)

7m-35=5+2m\ (subtract\ 2m) \\ 5m-35=5\ (add\ 35) \\ 5m = 40\ (divide\ by\ 40) \\ \boxed{m=8}
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Simplify - 60(x^3-8)
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Help me solve this... i have a time limit so answer fast!!!
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Answer:

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3 years ago
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A company makes 140 bags. 39 of the bags have buttons but no zips. 21 of the bags have zips but no buttons. 23 of the bags have
sleet_krkn [62]

Subtraction is a mathematical operation that reflects the removal of things from a collection. The number of bags that zips on them is 78.

<h3>What is subtraction?</h3>

Subtraction is a mathematical operation that reflects the removal of things from a collection. The negative symbol represents subtraction.

Given the number of bags that the company makes is 140. 39 of the bags have buttons but no zips. 21 of the bags have zips but no buttons. 23 of the bags have neither zips nor buttons.

Bags that have both zip and button

= Total number of bags - Number of bags with zips but no buttons - Number of bags with buttons but no zips - Number of bags with nor zips nor the buttons

= 140 - 21 - 39 - 23

= 57

Now, the number of bags that has zips will be the bags that only have zips and the number of bags that has zips and buttons. Therefore, the number of bags with zips is,

n = Bags that have both zip and button + Number of bags with zips but no buttons

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Hence, the number of bags that zips on them is 78.

Learn more about Subtraction:

brainly.com/question/1927340

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2 years ago
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A rectangle is 19 feet long and 3 feet wide what is the area
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19 times 3 equals = 57ft squared. Area = 57ft squared
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4 years ago
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