richard55 richard55

04-02-2016
Mathematics

contestada

The combined land area of the countries A and B is 178,973 square kilometers. Country A is larger by 573 square kilometers. Determine the land area of each country.

Respuesta :

04-02-2016

A+B=178,973
A=B+573
(B+573)+B=178,973
2B+573=178,973
2B=178,400
B=89,200
A=(89,200+573)
A=89,773

A=89,773
B=89,200
(89,773+89,200)=178,973

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