Answer:
b = -125/9
Step-by-step explanation:
1 + log5 ( -9b) = 4
Subtract 1 from each side
1 -1+ log5 ( -9b) = 4-1
log5 ( -9b) = 3
Raise each side to the base 5
5^ log5 ( -9b) = 5^3
This will cancel the log5
-9b = 125
Divide each side by 9
-9b/-9 = 125/-9
b = -125/9
20 remainder 11 or 20 11/20 is the answer to the ?
Answer:
<u>sum</u><u> </u><u>is</u><u> </u><u>-</u><u>(</u><u>1</u><u>0</u><u>x</u><u> </u><u>+</u><u> </u><u>1</u><u>)</u>
Step-by-step explanation: