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katrin2010 [14]
3 years ago
15

The sum of twice a number (x) and 39 is 77. find the number

Mathematics
1 answer:
Schach [20]3 years ago
8 0
2x + 39 = 77 is the equation trnaslated, thne you subtract 39 from both sides to get  2x = 38 then divide both sides by 2 to get x = 19. the number is 19
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