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Madyson Santana
Mathematics
24 February, 07:30
Log 15 = log (7 - 4x)
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Dale Hebert
24 February, 07:34
0
x = -2
Step-by-step explanation:
log 15 = log (7 - 4x)
The terms inside the log functions must be the same
15 = 7 - 4x
Subtract 7 from each side
15-7 = 7-4x-7
8 = - 4x
Divide each side by - 4
8/-4 = -4x/-4
-2 = x
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Janae Sampson
24 February, 07:38
0
x = - 2
Step-by-step explanation:
log (15) = log (7 - 4x), x < 7/4 15 = 7 - 4x 4x = 7 - 15 4x = - 8 x = - 2
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