SWBAT… solve multi-step equations Agenda 1. Warm-up (10 min) 2. Review hw#3 (10 min) 3. Work on...
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Transcript of SWBAT… solve multi-step equations Agenda 1. Warm-up (10 min) 2. Review hw#3 (10 min) 3. Work on...
![Page 1: SWBAT… solve multi-step equations Agenda 1. Warm-up (10 min) 2. Review hw#3 (10 min) 3. Work on hw#4 (20 min) Warm-Up. Solve and check each equation: 1.)](https://reader035.fdocuments.in/reader035/viewer/2022070403/56649f285503460f94c41631/html5/thumbnails/1.jpg)
SWBAT… solve multi-step equations
Agenda 1. Warm-up (10 min)2. Review hw#3 (10 min)3. Work on hw#4 (20 min)
Warm-Up. Solve and check each equation:
1.) b – 8b + 1 = -6 (Hint: Step 1: CLT b – 8b)
2.) -(3 + x) = 21
HW#4-Multi-Step Eqns
2nd Period, Tues, 10/5/10
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SWBAT… solve multi-step equations
Agenda 1. Review hw#3 (10 min)2. White board practice – equations (35 min)
Warm-Up. Solve:
1. -6y + 12 + 3y = 21
HW#5 – Eqns with variables on both sides
2nd Period Wed, 10/6/10
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HW#5 Answers:1. Step 2: Subtract 2 from both sides2. Step 1: Add 4c to both sides3. k = -44. g = 145. y = 36. m = 47. a = 18. j = 39. w = ½10. x = 2
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SWBAT… solve equations with no solutions or infinite solutions
Agenda 1. Review hw#6 (10 min)2. Equations: no solutions or infinite (20 min)3. Practice: HW#7 (15 min)
Warm-Up. Solve:
1. 5x + 5 = 3(5x – 4) – 10x2. -5(3 – q) + 4 = 5q – 11
HW#7 – Eqns with no solutions or infinite solutions
1st Period Fri, 10/8/10
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SWBAT… solve multi-step equations.
Agenda 1. Quiz (10 min)2. Quiz corrections / application equation problems (35
min)
Warm-Up: Solve1. 2(r + 4) – 2 = (12r + 18)
HW#6 – Application Equation Problems/ Quiz Corrections
2nd Period Fri, 10/8/10
3
2
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1. Take out week 5 agenda2. Take out a red pen3. This is your quiz – you have 10
minutes!4. Make sure to CHECK your answers!5. Hint: You can leave #5 as a decimal
(or fraction)
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SWBAT… solve equations with no solutions or infinite solutions
Agenda 1. WU: Equations: no solutions or infinite (10 min)2. Equations on poster board
Warm-Up. Solve:
1. 5(x + 3) + 2 = 5x + 172. 8(5c – 2) = 10(32 + 4c)
HW#7 – Eqns with no solutions or infinite solutions/ HW#8: Multi-step eqns
Tues, 10/12/10
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HW#7-No Solutions & Infinite Solutions Answers
1. No Solution
2. No Solution
3. Infinite Solutions or All Numbers
4. No Solution
5. Infinite Solutions or All Numbers
6. No Solution
7. Infinite Solutions or All Numbers
8. No Solution
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HW#6-Application Equations Answers
1. 24.9 = 8.1 + t t = 16.8 hours
2. 555 = 139 + p p = 416 passengers
3. 5 + c = 7.5 c = 2.5 million
4. 1.6 – m = 0.8 m = $0.8 million
5. 126 = 2/3c c = $189
6. 2/3p – 25 = 115 p = $210
7. 2h – 175 = 755 h = 465 home runs
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HOMEWORK
HW#8 – Multi-step equations (Just the front side)
Tomorrow we will present the your posters
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You will be working with the student sitting next to you
On the big poster board, solve your equation given
Show all work (but you already knew that!) Write out the steps as you solve the
problem Select students will present their equation
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SWBAT… solve literal equations
Agenda
1. Equation presentations (15 min)
2. Equations on tablets (30 min)
Warm-Up. Solve:
1. Take out hw#8
2. Take a tablet and eraser - do not write on them yet! (to be used after the presentations)
HW#9 – Literal Eqns
Wed, 10/13/10
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Directions:On your tablets, you will be solving
equations.You will have 1-3 minutes to solve
each problem (SHOW YOUR WORK – ALL STEPS!)
When you hear the timer go off, show me your tablets.
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6/15
k = 12
5
3
3k
9
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7/15
5y – 4 = 9y + 8Step 1: Subtract 9y from both sidesStep 2: Add 4 to both sidesStep 3: Divide both sides by -4
y = -3
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8/15
The sum of six and four times d is the same as d minus nine. Solve for d.
6 + 4d = d – 9 d = -5
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9/15
3(2k – 2) = -2(4k – 11)
k = 2
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10/15
3
1
6
5
6
1
3
2 qq
2
1q
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11/15
6(3a + 1) – 30 = 3(2a – 4)
a = 1
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12/15: Literal Equation
Given d = rt for t
Solve for r
t = d/r r = d/t
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13/15: Literal Equation
Given y = mx + b solve for bSolve for m
b = y – mx
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14/15: Literal Equation
Given P = 2l + 2w solve for w
w = (P – 2l)/2
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15/15: Literal Equation
Solve 5x – 3y = 9 for y
y = 5/3x – 3