Post on 19-May-2018
transcript
Expressions.Equations per 2.notebook
1
December 14, 2015
Oct 135:31 PM
Module 3Expressionsand Equations
Sep 712:22 PM
Lesson 1 Generating Equivalent Expressions
Expressions.Equations per 2.notebook
2
December 14, 2015
Nov 155:59 PM
Order of Operations
Sep 188:29 AM
6x 3x 8y 2y 4 2 x + ÷
terms
expression in expanded formexpression or numerical expression
variable
coefficient
expression in standard form
value
6x + 4 + 3x
Expressions.Equations per 2.notebook
3
December 14, 2015
Nov 157:51 PM
terms
expression in expanded form
expression or numerical expression
variable
coefficient
expression in standard form
value
Nov 157:52 PM
Find the sum of 3y + 2 and 5y 3.
Find the sum of 2x + 1 and 5y.
Find the product of 2x and 3.
Write equivalent expressions for the following:
What do you notice about adding and multiplying coefficients and variables?
Verify that the two expressions are equivalent using the given values: x = 2 and y = 3
Expressions.Equations per 2.notebook
4
December 14, 2015
Nov 157:58 PM
Complete Example 3 on S3 in groups on the big white boards.
Verify that the two expressions are equivalent using the given valuesyour groups chooses for the variables.
We will complete (a) together.
Nov 1710:09 AM
Expressions.Equations per 2.notebook
5
December 14, 2015
Nov 127:33 PM
Assignment: ENY 3.1 PS #118
Complete the Exit Ticket independently. I willcheck and collect them as you finish.
Oct 1412:56 PM
Lesson 2More Equivalent Expressions
Expressions.Equations per 2.notebook
6
December 14, 2015
Nov 165:36 PM
What is an additive inverse?
What is a multiplicative inverse?
expression additive inverse & proof
multiplicative inverse & proof
1
3x
Nov 165:36 PM
Take out all the student pages for lesson 2.
Expressions.Equations per 2.notebook
7
December 14, 2015
Nov 127:33 PM
Assignment: ENY 3.2 PS #17
Complete the Exit Ticket independently and raise your hand when you've completed it.
Oct 1412:56 PM
Lesson 34Writing Products as Sums
andSums as Products
Expressions.Equations per 2.notebook
8
December 14, 2015
Nov 1810:16 PM
(6x + 15) 3÷ 5(7r 5s) + 5(3r 4s)Write the expressions in standard form.
3(x + 2y + 5z)
Nov 1810:16 PM
(6x + 15) 3÷
5(7r 5s) + 5(3r 4s)
Write the expressions in standard form. 3(x + 2y + 5z)
Expressions.Equations per 2.notebook
9
December 14, 2015
Nov 1810:16 PM
48j + 60k + 24
5a (a 3b)Write the expressions in standard form.
Write the sum as a product of two factors.
Nov 198:26 AM
Complete the problems on S15, S19, S21, and S20 in your group.
1. Write the standard form of each expression on your own FIRST
2. Compare that expression with your group members
Expressions.Equations per 2.notebook
10
December 14, 2015
Nov 127:33 PM
Assignment: ENY 3.3 PS #45 ENY 3.4 PS #1,2,5,6,7
Complete the Lesson 4 Exit Ticket independently.
Oct 1412:56 PM
Lesson 4Standard Form to Expanded Form
Expressions.Equations per 2.notebook
11
December 14, 2015
Nov 288:51 AM
Go back to Lesson 2 and find Sprint Round 1. Combine like terms to write the standard form of each expression.
Look back at your standard form of each expression. Can you write any of the expression as a product of two factors? (find a common factor)
Nov 3010:01 AM
Expressions.Equations per 2.notebook
12
December 14, 2015
Nov 1810:16 PM
36r + 9s + 24
6x (x 4y)Write the expressions in standard form.
Write the sum as a product of two factors.
Nov 288:56 AM
Take out S20 and S21
Expressions.Equations per 2.notebook
13
December 14, 2015
Nov 127:33 PM
Assignment: ENY 3.4 PS #1,2, 4, 5,6,7 and the Sprint Round 2 from Lesson 2
Complete the Lesson 4 Exit Ticket independently.
Nov 198:26 AM
Complete the problems on S15, S21, and S20 in your group on the BIG WHITE BOARD.
1. Write the standard form of each expression on your own FIRST
2. Compare that expression with your group members SKI
P
Expressions.Equations per 2.notebook
14
December 14, 2015
Oct 1412:56 PM
Lesson 6Rational Numbers in Algebraic Expressions
Nov 289:07 AM
Take out all the pages for Lesson 6
Complete the Opening Exercise #14 on your own with a partner around you.
1. 77 1/4 kg2. 11/303. 3 4/54. 2 2/55. 1 3/5 (1 3/4) or 1
6. 2 (n)1136
2325
ANSWERS
1.
Expressions.Equations per 2.notebook
15
December 14, 2015
Dec 110:22 AM
Nov 289:17 AM
Rewrite the Expression in Standard Form. Where should we start?
Expressions.Equations per 2.notebook
16
December 14, 2015
Nov 289:28 AM
Rewrite the Expression in Standard Form. Where should we start?
Nov 127:33 PM
Assignment: ENY 3.6 PS #2(ac), 3( choose 10)
1 ( challenge problems)
Complete the Exit Ticket independently and raise your hand when you've completed it.
Expressions.Equations per 2.notebook
17
December 14, 2015
Oct 1412:56 PM
Lesson 7UnderstandingEquations
Dec 410:15 AM
Expressions.Equations per 2.notebook
18
December 14, 2015
Nov 289:55 AM
Check whether the given value is a solution to the equation.
3x + 8 = 14
x = 21
Take out all the pages for Lesson 7
x = 14
3x + 8 = 14 3x + 8 = 14
3x + 8 = 14
Nov 289:57 AM
S39: Example 1The ages of three sisters are consecutive integers. The sum of their ages is 45. Find their ages.a. Write an equation to represent the situation.
b. If the youngest sister is x years old, describe the ages of the other two sisters in terms of x, write an expression for the sum of their ages in terms of x, and use that expression to write an equation that can be used to find their ages.
c. Determine if your answer is a solution to the equation.
Expressions.Equations per 2.notebook
19
December 14, 2015
Nov 127:33 PM
Assignment: ENY 3.7 PS #14
Complete the Exit Ticket with a partner or small group.
Nov 127:33 PM
Expressions.Equations per 2.notebook
20
December 14, 2015
Dec 87:50 AM
Solving Algebraic Equations
Dec 87:50 AM
What does "Solving Algebraic Equations" mean to you?
4(m + 3) = 24
Expressions.Equations per 2.notebook
21
December 14, 2015
Dec 87:50 AM
Dec 87:56 AM
Expressions.Equations per 2.notebook
22
December 14, 2015
Dec 810:40 AM
Oct 1412:56 PM
Writing and Graphing Inequalities
Mrs. Tang's Website
Big Ideas Online Textbook
Expressions.Equations per 2.notebook
23
December 14, 2015
Dec 96:31 PM
≤≥
><
=What do these symbols represent?
:is no more than
:is fewer than
:is at most
:is more than
:is at least:is no less than
Dec 96:25 PM
10 2 3 4 5 6 7 8 9 1012345678910
10 2 3 4 5 6 7 8 9 1012345678910
10 2 3 4 5 6 7 8 9 1012345678910
x < 1
x > 52
x > 7.3
Expressions.Equations per 2.notebook
24
December 14, 2015
Dec 96:35 PM
Writing an inequality from a mathematical statement.
A number q plus 5 is greater than or equal to 7.9.
A number x is at most 10.
Twice a number y is more than . 53
Dec 96:35 PM
Writing an inequality from a mathematical statement.
A number q plus 5 is greater than or equal to 7.9.
A number x is at most 10.
Twice a number y is more than . 53
≤x 10
q + 5 7.9≥
53
2y >
≤x 10
Expressions.Equations per 2.notebook
25
December 14, 2015
Dec 96:31 PM
≤x + 2 1
≥
><
=Tell whether the given value is a solution to the inequality.
x = 2x = 1 x = 4x = 3x = 0
≤
Dec 96:31 PM
≤≥Tell whether the given value is a solution to the inequality.
5.5y < 14 y = 2 y 5 6≥ y = 3
78
12 3k < k = 14
Expressions.Equations per 2.notebook
26
December 14, 2015
Nov 127:33 PM
Assignment:
Complete the Exit Ticket independently.
BI 4.1 #525 odd
a6 > 4 a = 18
Oct 1412:56 PM
Solving Inequalities Using
(+) () (x) ( )÷
Expressions.Equations per 2.notebook
27
December 14, 2015
Dec 1212:18 PM
You have to be at least 18 years old to work at Best Buy.
What is would be the inequality to find least possible age you can be if in 4 years, you will be 18?
x ≥ 18x ≤ 18 x > 18x < 18
Dec 1212:20 PM
Solve and graph the solutions.
Expressions.Equations per 2.notebook
28
December 14, 2015
Dec 1212:39 PM
Dec 1212:27 PM
Expressions.Equations per 2.notebook
29
December 14, 2015
Dec 1212:30 PM
Nov 127:33 PM
Assignment:
Complete the Exit Ticket independently.
BI 4.2 #917 odd and BI 4.3 1117 odd
Expressions.Equations per 2.notebook
30
December 14, 2015
Nov 127:33 PM
Mid Module 3 Test Review