A quadratic equation in form ax2+by+c=0 cannot have

Aclothing store has the sign shown in the shop window. pani sees the sign and wants to buy 3 shirts and 2 pairs of jeans. the cost of each shirt before the discount is $12, and the cost of each pair of jeans is $19 before the discount. write and simplify an expression to find the amount pani pays if a $3 discount is applied to her total

In a column proof the right column states your reasons

Two years ago a man was six times as old as his daughter. in 18 years he will be twice as old as his daughter. determine their present ages.