in a survery of 1000 families it was found that 710 drink tea with breakfast while 230 drink coffee. the families who drink both
tea and coffee are half in number compared with those who drink neither tee. what's the number of families who drink both tea and coffee?
1 answer:
Answer:
there is 60 families who drink both tea and coffle 710+230=940 that means that the remainder drink both tea and coffe
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Step-by-step explanation:
Hello,
saying that 
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Do not hesitate if you have any question
If you want you can rewrite the formula into slope intercept form so you don't get confused:
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