Solving for Exponents (Base 10)

If  $10^x=100,000$  then x = __

If  $10^{x-3}=1,000,000$  then x = __

Solve using logs: If  $10^x=37$  then x = ___ 

{Round to 3 decimal places}

Solve using logs:  $10^{x+1}=200$  then x = __
{Round to 3 decimal places}

Solve using logs: If  $10^{2x-1}=856$  then x = __
{Round to 3 decimal places}

Solve using logs:  $2\left(10^x\right)=412$  then x = __
{Round to 3 decimal places}

Solve using logs:  $3\left(10^{x+2}\right)=3000$  then x = __

Solve using logs:  $5\left(10^{2x+3}\right)=7360$  then x = __
{Round to 3 decimal places}