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Mathematics
Payton Rocha
18 September, 23:35
Given f (x) = - 3x + 21, find x when f (x) = 6.
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Jaylen Gomez
19 September, 00:23
0
x = 5
Step-by-step explanation:
Given
f (x) = - 3x + 21 and f (x) = 6, then equating gives
- 3x + 21 = 6 (subtract 21 from both sides)
- 3x = - 15 (divide both sides by - 3)
x = 5
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