In scientific notation, a number is usually?.?*10^??
for example:
1.3*10^-2
To write it in standard notation you can simply multiply it out
for example:
0.013
"Evaluation" mostly means "simplifying an expression down to a single numerical value". Sometimes you will be given a numerical expression, wher all you have to do is simplify; that is more of an order-of-operations kind of question.
Hope this helped BTW can I have brainliest that would help me
Step-by-step explanation:

Answer:
x=25
Step-by-step explanation:
divide each side by 5
125/5=25