SOLUTION: I am needing help with Logarithmic Equations. Ex. 2log7 -2r =0. Please explain each step to solving this equation. The 7 that is following the log is the base. Thanks, Drake

Question 842056: I am needing help with Logarithmic Equations. Ex. 2log7 -2r =0. Please explain each step to solving this equation. The 7 that is following the log is the base. Thanks, Drake
Answer by josgarithmetic(39620) (Show Source): You can put this solution on YOUR website!
Logarithm of what? Nothing possible without having an input for the logarithm function. What you show has no input value, no input number.

Assuming you have some input number, X, then starting with , steps can be

, and this is finished; solved for r. You need to know what is your X.
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