When solving a word problem, it is always important to make sure you actually understand what's going on. It helps to spend some time making sure you assign the proper variables to each part of the problem before attempting to solve it.
465,100
4.651 x 10^5
Add all up
<span>5+x=12
Subtract 5 from both sides
Final Answer: x=7</span>
Left: 1-2 and the right: 34-68
You write it out then you’ll get the exponent