# Math 8 Lesson Plan 16 solving equations involving fractional and decimal coefficients class outline for students.doc ```Sewanhaka High School
Math 8
Name:___________________________________ Per:___
H.W. #16: Ditto
DO-NOW #16: Solve and check each equation:
1) 12 – 3a = 4 + 5a
2) 2(m + 3 ) = 7m – 24
3) Answer the following question. Show work.
Topic: Expressions and Equations
Main Idea: Solving Equations with Fractional and Decimal Coefficients
Aim:
RECALL
NOTES
(
) has dated 4 more than &frac12; the
number of girls today for a total of 10 girls.
How many girls did (
) date the
previous days? Convert the verbal sentence
into an algebraic equation and solve the
equation and check it.
Solve and Check for m:
3
m-2=1
5
Solve and Check (now with decimals):
13 = .4c - 7
Mrs. Lidowsky, Principal
Mr. Long, Teacher
Date:_________________
RECALL
NOTES
Drill: Solve and Check
1)
p
= 4.6
3
2) 7 +
m
3
3) .4a + .3 = 1.1
=9
4) .8x + 4.2 = .2x + 6
5)
Summary:
If time: Solve and check
6) .7g = 1.4
9) .09g + .5 = .86
7)
9
3
8
z+
=4
10
10
10
10)
1
2 3
z+ =
20
5 5
8) .5a + 6 = 7
11) .8m – 3 = 1.8
```