Anna subtracted (7n2 – 5n + 6) from (5n2 + 4n – 9) as shown below. what error did anna make? she did not align like terms correctly. she forgot to use the additive inverse of (5n2 + 4n – 9). she made a mistake when finding the additive inverse of (7n2 – 5n + 6).

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You are cycling around europe with friends. you book into a hostel and you ask the owner what the ratio of men to women is currently staying there. there are 24 men and 6 women. what is the ratio of men to women in its simplest form?

Since opening night, attendance at play a has increased steadily, while attendance at play b first rose and then fell. equations modeling the daily attendance y at each play are shown below, where x is the number of days since opening night. on what day(s) was the attendance the same at both plays? what was the attendance? play a: y = 8x + 191 play b: y = -x^2 + 26x + 126