1. Kamar’s bedroom is shaped like a rectangle that is 16 feet long and 12 feet wide. He wants to put carpet on the floor of the
2 answers:
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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:
5a(b-c)=d. Here, we are trying to isolate the variable b.
Divide both sides by 5a: b-c=d/(5a)
Add c to both sides: b=
Divide both sides by 5a: b-c=d/(5a)
Add c to both sides: b=