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At which point do the lines $s=9-2t$ and $t=3s+1$ intersect? Give your answer as an ordered pair in the form $(s, t).$

 Mar 19, 2020
 #1
avatar+2091 
+1

S=9-2t

S=9-2(3s+1)

S=9-6s-2

7S=7

S=1

 

(Use the Substitution Property)

 

t=3S+1

t=3+1

t=4

 

Therefore, the answer is (1,4)

 

Hope this helped!

 Mar 19, 2020
 #2
avatar+386 
0

thank u so much

 Mar 20, 2020
 #3
avatar+2091 
+1

Anytime :D

CalTheGreat  Mar 25, 2020

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