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Igoryamba
3 years ago
15

Evaluate the expression for the given value of the variable.

Mathematics
1 answer:
andrezito [222]3 years ago
5 0
The answer should be -13
8-8+-1+4-2 to the fourth power
0+3-16
-13
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Answer:

<h3>          The numbers are 20 and 28</h3>

Step-by-step explanation:

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\dfrac{x+8}x=\dfrac75\\\\(x+8)\cdot5=x\cdot7\\\\5x+40=7x\\^{\quad-40\qquad-40}\\{}\quad5x = 7x-40\\^{\quad-7x\quad-7x}\\-2x=-40\\^{\div(-2)\quad\div(-2)}\\{}\ \ x=20\\\\x+8=28

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Step-by-step explanation:

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