3 years ago

The sum of -4 and 8 times a number is multiplied by 3. The result is 15 less that 25 times the number. What is the number?

Mathematics

1 answer:

mash [69]3 years ago

4 0

3(-4 + 8x) = 25x - 15
-12 + 24x = 25x - 15
25x - 24x = -12 + 15
x = 3

answer is
<span>D) 3</span>

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