Answer:
x=-19
Step-by-step explanation:
Answer:
Sue of estimates = 6200
Step-by-step explanation:
can be estimated as
which is 
Similarly
can be estimated as
which is 
∴ Sum of estimates = 
Well 3.20 is 2 tenths of 1 and .02 is 2 hundredths of one so its >
It would be x+3y=15. Best of luck
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