The sum of two numbers is 20 the difference between three times the first number and twice the second is 40 find the smallest number

Solve each equation using the quadratic formula. find the exact solutions. 6n^2 + 4n - 11

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.

Solve for b. ab + c= d b= a + old ob=allc-ch b= (d-c/a