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Strike441 [17]
4 years ago
11

Simplify : 3x(x+5)-12+4x​

Mathematics
1 answer:
WINSTONCH [101]4 years ago
3 0
The answer is 3x^2 + 19x - 12.
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Is 12 inches less than or greater than 1 foot
lidiya [134]

One foot is equal to 12 inches, so they are both the same length.

4 0
3 years ago
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Yesterday annie walked 9tenth mile to her friends house they walk 1/3 mile to the library which is the best estimate for how far
aleksklad [387]
This could be an adding fractions problem. We can add the two fractions together and then determine how many miles she walked.

 9       1
--- + ----
10     3

First, we need to find a common denominator. It would be 30, since this is the smallest number both 3 and 10 go into.

So, after that, we need to multiply each numerator by the number we needed to multiply our denominator by to get to 30.

So, 10 times 3 equals 30. So, we need to multiply 9 by 3 as well, which is 27.

Our new fraction here would be:

27
----
30

Next, to get 30, we need to multiply 3 by 10 to get 30. So, we also need to multiply 1 by 10, which is 10. 

Our new fraction would be:

10
---
30

So lets take a look at our new equation.

27   10
--- + ---- 
30   30

Lets add them together. Remember the denominators need to stay the same:

37
----
30

Now that we have an improper fraction, we need to simplify it. 37 goes into 30 once, and we have 7 left over.

So, our final answer would be:

1 and 7
         ----  of a mile.
          30
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En un festival para niños se cobraron $50 por niño y $100 por adulto, si el total de dinero recaudado por boleto pagado fue de $
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Was this meant for Spanish or French ?
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Jorge is building a train set for his cousin. He has a piece of plywood that measures 46.5 inches length, and he needs 2 1/4 inc
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Answer: D. Or B. Most likey B. Im not sure :) !
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Please help me on this problme NO FILES OR PICTURES​
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