ecu8
ecu8
13-02-2017
Mathematics
contestada
Solve 2 log7 5 + log7 x= log7 100
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MoyBreezy
MoyBreezy
13-02-2017
Okay so this is how you solve this step by step.
2log7(5)+log7(x)=log7(100)
Subtract 2log7(5) from both sides
log7(x)=log7(100)-2log7(5)
Simplify log7(100)-2log7(5)
log7(x)=2log7(2)
Apply log rule: alogc(b)=logc(b^a)
log7(x)=log7(4)
x=4. <----Answer
I hope this helps.
Answer Link
jailynnprincess
jailynnprincess
14-02-2017
X=4 is the correct answer hope this helps
Answer Link
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