friday,(october(23,(2015( mat145 · friday,(october(23,(2015( mat145 12 ft---> $120 12 ft--->...

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Friday, October 23, 2015 MAT 145

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Page 1: Friday,(October(23,(2015( MAT145 · Friday,(October(23,(2015( MAT145 12 ft---> $120 12 ft---> $120 12 ft---> $120 46 ft---> $138 12 ft---> $120 ⇒ 46 ft---> $322 D D A B A B C C

Friday,  October  23,  2015   MAT  145  

Page 2: Friday,(October(23,(2015( MAT145 · Friday,(October(23,(2015( MAT145 12 ft---> $120 12 ft---> $120 12 ft---> $120 46 ft---> $138 12 ft---> $120 ⇒ 46 ft---> $322 D D A B A B C C

Friday,  October  23,  2015   MAT  145  

Page 3: Friday,(October(23,(2015( MAT145 · Friday,(October(23,(2015( MAT145 12 ft---> $120 12 ft---> $120 12 ft---> $120 46 ft---> $138 12 ft---> $120 ⇒ 46 ft---> $322 D D A B A B C C

Friday,  October  23,  2015   MAT  145  

D

A B

C

Page 4: Friday,(October(23,(2015( MAT145 · Friday,(October(23,(2015( MAT145 12 ft---> $120 12 ft---> $120 12 ft---> $120 46 ft---> $138 12 ft---> $120 ⇒ 46 ft---> $322 D D A B A B C C

Friday,  October  23,  2015   MAT  145  

12 ft ---> $120

12 ft ---> $120

12 ft ---> $120

46 ft ---> $138

12 ft ---> $120

46 ft ---> $322⇒

DD

A B BA

C C

Page 5: Friday,(October(23,(2015( MAT145 · Friday,(October(23,(2015( MAT145 12 ft---> $120 12 ft---> $120 12 ft---> $120 46 ft---> $138 12 ft---> $120 ⇒ 46 ft---> $322 D D A B A B C C

Friday,  October  23,  2015   MAT  145  

x ft ---> $10x

x ft ---> $10x

x ft ---> $10x

y ft ---> $3y

x ft ---> $10x

y ft ---> $7y⇒

DD

A B BA

C C

Page 6: Friday,(October(23,(2015( MAT145 · Friday,(October(23,(2015( MAT145 12 ft---> $120 12 ft---> $120 12 ft---> $120 46 ft---> $138 12 ft---> $120 ⇒ 46 ft---> $322 D D A B A B C C

Friday,  October  23,  2015   MAT  145  

x ft ---> $10x

x ft ---> $10x

x ft ---> $10x

y ft ---> $3y

x ft ---> $10x

y ft ---> $7y

10x + 10x + 3y + 7y = 70020x + 10y = 700

y = 700-20x

10 = 70-2x

DD

A B BA

C C

Page 7: Friday,(October(23,(2015( MAT145 · Friday,(October(23,(2015( MAT145 12 ft---> $120 12 ft---> $120 12 ft---> $120 46 ft---> $138 12 ft---> $120 ⇒ 46 ft---> $322 D D A B A B C C

Friday,  October  23,  2015   MAT  145  

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x ft ---> $10x

x ft ---> $10x

x ft ---> $10x

y ft ---> $3y

x ft ---> $10x

y ft ---> $7y

⇒ A(x) = x 70-2x( )10x + 10x + 3y + 7y = 70020x + 10y = 700

y = 700-20x

10 = 70-2x

DD

A B BA

C C

Page 8: Friday,(October(23,(2015( MAT145 · Friday,(October(23,(2015( MAT145 12 ft---> $120 12 ft---> $120 12 ft---> $120 46 ft---> $138 12 ft---> $120 ⇒ 46 ft---> $322 D D A B A B C C

Friday,  October  23,  2015   MAT  145