Step-by-step explanation:
option C is correct
as,
4x is a common magnification for scanning objectives and, when combined with the magnification power of a 10x eyepiece lens, a 4x scanning objective lens gives a total magnification of 40x.
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The answer is the letter A
Step 1. Combine like terms
Step 2. Subtract 7 from both sides
Step 3. Divide 6 from both sides
Final answer: x=1/6
Answer: You can do 2/3 by long division
Simple, 3*15= 45
Answer= 45
hope this helped!
