SOLUTION: PLEASE HELP ME WITH THIS PROBLEM: GIVEN TAHT (3x-a)(x-2)(x-7)=3x^2-32x^2+81x-70 determine the value of a

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Question 54471This question is from textbook ALGEBRA AND TRIGONOMETRY
: PLEASE HELP ME WITH THIS PROBLEM:
GIVEN TAHT (3x-a)(x-2)(x-7)=3x^2-32x^2+81x-70 determine the value of a
This question is from textbook ALGEBRA AND TRIGONOMETRY

Answer by rchill(405) About Me  (Show Source):
You can put this solution on YOUR website!
Because the last term is 70, then the last term in all the factors multiplied together must be 70. That means 2*7*a=70, which simplifies to 14a=70, which means a=5.