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Ascatterplot is produced to compare the size of a school building to the number of students at that school who play an instrument. there are 12 data points, each representing a different school. the points are widely dispersed on the scatterplot without a pattern of grouping. which statement could be true

In the xy-plane, if the parabola with equation passes through the point (-1, -1), which of the following must be true?

Two times a number plus three times another number equals 4. three times the first number plus four times the other number is 7. find the numbers