Safeway has ginger ale on sale at 12 cans for $4.00 and Giant has the same brand of ginger ale on sale for 20 cans for $6.00. Which store has the better deal?
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Which system of linear inequalities is represented by the graph? !

2y= 3 2 x−2 y = − 1 3 x + 1 y=− 3 1 x+1

Me solve this problem, and someone clearly explain to me how to solve it.1.) use the value of the discriminant to determine if the given trinomials has 2 real solutions, 1 real solution, or no real solutions.a.  x2  − 4x  − 7 = 0b. 4r2  + 11r  − 3 = 0c. 3m2  + 7 = 0d.  t2  + 2t  + 1 = 0