Cung Pí simplifies to 4(m--+5).
4"
Thuy Lee simplifies the same expression but gets a different answer, 4m(n–5).
Part A: Who is correct?

Aswim teacher sells lesson packages. the best deal has the highest ratio of lessons to total cost.swim lesson packagesnumber of lessons total cost$10$4010 1 $8015$80which package is the best deal? l lesson for $105 lessons for $4010 lessons for $8015 lessons for $80mark this and returnsave and exit

Read the equations in the table below. then drag a description of the situation and a table to represent each equation. indicate whether each of the relationships is proportional or non-proportional.

Solve the equation -9p - 17 =10 a -3 b. 16 c. 18 d -16