Christina estimated 188% of 91 by performing these steps. What did she do wrong? (90) (190 percent) = (90) (100 percent + 90 percent) = (90) (100 percent) + (90) (90 percent) = (90) (1.0) + (90) (0.9) = 90 + 18 = 108. please help fast thank you very much

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

F(n + 1) = f(n) – 8. if f(1) = 100, what is f(6)?

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