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nenejk nenejk
  • 08-02-2017
  • Mathematics
Answered

What do I have to do

What do I have to do class=

Verified Answer :

apologiabiology
apologiabiology apologiabiology
  • 08-02-2017

t+b=280
2t+3b=660
eliminate tacos
multiply top equation by -2 and add to botom one

-2t-2b=-560
2t+3b=660 +
0t+1b=100

b=100
100 burritos
sub back
t+b=280
t+100=280
minus 100
t=180



180 tacos and 100 burritos

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