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Twice a number is equal to negative four. Which equation could be used to find the number? 2n = 4 2n = -4n 2n - 4 2n = -4

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choixongdong
Twice a number is equal to negative four :
2n = -4

answer
2n = -4
last one is your answer
wooerfara3661
if n represent number so the correct answer is 2n=-4

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