10 years ago a father was 10 times old as his son. Form a linear equation expressing their present age
1 answer:
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Answer:
Answer: Third option is the right answer.
Step-by-step explanation:
First we the write the expression
Now teacher says that the product of these polynomials will result in the sum of
Now the teacher ask if we put the value of a = 2x and b = 1 then what will be the expression look like.
=
So third option is looking like our expression.