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Goshia [24]
3 years ago
15

If the first step in the solution of the equation -9 + x = 5x - 7 is "subtract x," then what should the next step be?

Mathematics
1 answer:
DerKrebs [107]3 years ago
4 0
Add 7
so it will be like this

-9 + 7 = 5x - x
-2 = 4x
divide by 4
\frac{-2}{4} = \frac{4x}{4}
x = \frac{-1}{2}
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The 2nd longest side is 6/20 = 3/10 of the perimeter. In the larger triangle, the 2nd longest side will have length (3/10)*60 = 18.


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Answer:

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Step-by-step explanation:

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