PLEA HEL Order of Operations
1. ( 6 x 7- 2^2 ) + 7
2. (11 x 2 - 4^22 ) +4

The diameter of a circular chip is doubled to use in a new board game. the area of the new chip will be

Aculture started with 3000 bacteria. after 5 hours it grew to 3900 bacteria. predict how many bacteria will be present after 9 hours

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