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Which of the following answers is 7/9 simplified? 7/9 2/9 11/9 2/7

Solve this equation using substitution. {4x + y = −2} {4x + 6y = 44}

The probability that you roll a two on a six-sided die is 1 6 16 . if you roll the die 60 times, how many twos can you expect to roll