Lin divides the polynomial 2x^2-4x+1by 4 and gets 0.5x^2-x+0.25 . is 0.5x^2-x + 0.25 a polynomial

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Macy spent $36 on jeans. this was $12 less than twice what she spent on a shirt. which equation to solve this, 12x=36 2x=36-12 2x-12=36 12-2x=36

The line plot below represents the number of letters written to overseas pen pals by the students at the waverly middle school.each x represents 10 students. how many students wrote more than 6 and fewer than 20 letters. a.250 b.240 c.230 d.220