Sewanhaka High School
Mrs. Lidowsky, Principal
Math 8
Mr. Long, Teacher
Period:______________
Date:________________________
Name:___________________________________ (Use the back as more room to show your work.)
H.W. #17:
Solving Equations involving the null set and identities
Directions: For exercises 1 to 4,solve and check each equation.
1) 8z – 22 = 3(3z + 11) - z
2) 8(c – 9) = 6(2c – 12) – 4c
3) -10y + 18 = -3(5y – 7) + 5y
Directions: Answer the following questions. Show work.
5) Solve, graph, and check the following inequality:
4h – 7 < 13
7)
4) -12(k + 4) = 60
6)