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Luke started a weight-loss program. the first week, he lost x pounds. the second week, he lost pounds less than times the pounds he lost the first week. the third week, he lost 1 pound more than of the pounds he lost the first week. liam started a weight-loss program when luke did. the first week, he lost 1 pound less than times the pounds luke lost the first week. the second week, he lost 4 pounds less than times the pounds luke lost the first week. the third week, he lost pound more than times the pounds luke lost the first week.

Sara made $253 for 11 hours of work. at the same rate how much would he make for 7 hours of work?

The equation of a parabola is given. y=18x2+4x+20 what are the coordinates of the focus of the parabola?