9514 1404 393
Answer:
- equation: 10(-270 +n) = -20
- number: 268
Explanation:
If n represents the number, we have ...
10(-270 +n) = -20 . . . an equation for n
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The solution can be found as ...
-270 +n = -2 . . . . . divide by 10
n = 268 . . . . . . . add 270
The number is 268.