# How do you solve #7^(2-10r)+1=46#?

##### 1 Answer

Aug 20, 2016

4.376x

#### Explanation:

So

Remember

So I can write the equation as :

Rearranging gives us 10r=2-

10r =0.04376..

r=4.376x

Aug 20, 2016

4.376x

So

Remember

So I can write the equation as :

Rearranging gives us 10r=2-

10r =0.04376..

r=4.376x

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