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kvv77 [185]
3 years ago
11

Two more than a certain numbers 15 less than the product of 7/8 and the number

Mathematics
2 answers:
qaws [65]3 years ago
8 0
2 + n = 7/8n - 15
2 + n - 7/8n = 7/8n - 7/8n - 15
2 + 1/8n = - 15
2 - 2 + 1/8n = - 15 - 2
1/8n = - 17
n = - 136
matrenka [14]3 years ago
4 0

Answer:  The required number is -136.

Step-by-step explanation:  Given that two more  than a certain numbers 15 less than the product of \dfrac{7}{8} and the number.

We are to find the number.

Let the required number be represented by x.

Then, according to the given information, we have

x+2=\dfrac{7}{8}x-15\\\\\\\Rightarrow x+17=\dfrac{7}{8}x\\\\\\\Rightarrow 8x+136=7x\\\\\Rightarrow 8x-7x=-136\\\\\Rightarrow x=-136.

Thus, the required number is -136.

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