the sum of nine and a twice of a number is 39
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The required equation is :-
2x + 9 = 39
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Answer:
SUM" indicates an "ADD" and is always used with the word "AND" to indicate what values are being added. "TWICE" means double, or multiply by 2. ... Twice the sum of a number and 4 is 14. In this case the numbers are added first, and the answer is doubled.
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