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Kameron Allison
Mathematics
26 October, 04:06
Log (-2x+9) = log (7-4x)
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Melissa Levy
26 October, 04:14
0
x = - 1
Step-by-step explanation:
log (-2x+9) = log (7-4x)
becomes:
-2x + 9 = 7 - 4x as long as these are not negative
2x + 9 = 7
2x = - 2
x = - 1
check
-2 * (-1) + 9 = 2 + 9 = 11
ok
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