Answer:
x=1
Step-by-step explanation:
×+10=11
-10 -10
x = 1
I got:
-2(2f-3g)
explanation:
used communicative property
5/2 should be as simplified as it can get. Hope this helps!
Answer:

Step-by-step explanation:
In order to add or subtract numbers in scientific notation, the powers of ten must have the same exponent. In this caes the diameter of an average human body cell is a power of -4 and the diameter of a plant cell is a power of -3. In order to add them, we can move the decimal over for the body cell diameter:

Add the two values: 