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tatiyna
3 years ago
15

Simplify: 3x + 9 +2x-3

Mathematics
2 answers:
castortr0y [4]3 years ago
4 0

Answer:

3x + 9 + 2x -3

add like terms for the answer of:

5x + 6

so 5x + 6 is the answer

Zigmanuir [339]3 years ago
4 0

Answer:

it might be: 5x+6

Step-by-step explanation:

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You plant a tree that is 36 inches tall. After one year, the tree is 43 inches tall. Which expression describes the percent of i
Inessa05 [86]




36 - 100%43 - x  %
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we should remove '100%' from new value, because we find only increase.. no new value in percent.
x + 100 = (43 * 100)/36 
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the answer is 

19.44% increase
6 0
3 years ago
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Ina two digit number, the units digit is twice the tens digit. If the number is doubled, it will be 9 more than the number rever
lukranit [14]

9514 1404 393

Answer:

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Step-by-step explanation:

Let the digits of the number be represented by t for the tens digit and u for the units digit.

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Substituting for u, we have ...

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The number is 36.

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3 years ago
What is 175.42 rounded to the nearest tenth?
weqwewe [10]
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Answer:

GC is the ans

Step-by-step explanation:

I think it will help you

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