Select all of the given points in the coordinate plane that lie on the graph of the linear equation 4x-y=3. 1. (-1,-7)
2.(0,3)
3.(3/4,0)
4.(1,1)
5.(2,5)
6.(4,-1)

This is so hard and it’s for a test

Parabolas y=−2x^2 and y=2x^2 +k intersect at points a and b that are in the third and the fourth quadrants respectively. find k if length of the segment ab is 5.

Abakery recorded the number of muffins and bagels it sold for a seven day period. for the data presented, what does the value of 51 summarize? a) mean of bagels b) mean of muffins c) range of bagels d) range of muffins sample # 1 2 3 4 5 6 7 muffins 61 20 32 58 62 61 56 bagels 34 45 43 42 46 72 75