Answer these questions: 1. 5x-4(2x-3)-6 2. 2x+3(4x-4)+10 7. write an algebraic expression for each word phrase. the product of k and six 9. what is the constant and variable in m+7?10. simplify 8(y-4)= 11. combine like terms. 19b-6-b=

Graph the line that represents a proportional relationship between d and t with the property that an increase of 33 units in t corresponds to an increase of 44 units in d. what is the unit rate of change of dd with respect to t? (that is, a change of 11 unit in t will correspond to a change of how many units in d? )