Sewanhaka High School
Math 8
Name:___________________________________ Per:___
H.W. #14: Ditto
DO-NOW #14: Answer the following questions. SHOW WORK.
1) Write each mathematical expression in words:
a) x + y
b) x – y
c) xy
2) Solve and Check: 9b + 8 = 80
Topic: Expressions and Equations
Main Idea: Writing Two-Step Equations
Aim:
RECALL
d) x / y
Mrs. Lidowsky, Principal
Mr. Long, Teacher
Date:_________________
e) 2x + 8 = 12
3) Travis bought four CDs for $11.99 each and a pair
of headphones for $21.79. Estimate the total cost of
the items. (Do not include sales tax.)
NOTES
Recall
Notes
Translate each sentence into an equation.
a) twice x decreased by 10 is 12
b) 25 minus 4 times x is 13
c) one half the sum of a and b is 4
Drill: Answer the following questions. Show work.
SUMMARY:
If time: Translate, solve, and check:
5) Translate into words and find the solution.
n
a) 5c – 8 = 27:
b)
+ 2 = 9:
6
c) 2x + 5 = -7: