2. Lesson 79.notebook March 27, 2014
Lesson 79 WarmUp:
1) Write 5/9 as a percent and a decimal.
2) Last year's meeting had 18,000 teachers present. This
year 20,700 teachers attended. This was an increase of what
percent?
3) Solve. [Show all steps]
3(x - 2) = x + 6
4) Solve and graph.
-3x - 10 > 8
5) Find the volume of this cylinder:
[Use 3.14 for pi]
2 cm
7 cm
3. Lesson 79.notebook March 27, 2014
Lesson 79:
*We can "rearrange" formulas to make them easier to use and
solve for different pieces!
**When we do this we "isolate" the one variable that we
want to solve for!
6. Lesson 79.notebook March 27, 2014
E) A = rs
F) P = 2l + 2w, for l Then find the length of a rectangle
with a perimeter of 620 feet and a
width of 140 feet.