Evaluate each expression. 1. 3x5+2x8+2

Explain step-by-step how to simplify -5(2x – 3y + 6z – 10).

How to do this , and can some one explain

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