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Mathematics 7 Online
OpenStudy (anonymous):

KATY HAS A TOTAL OF 850$ IN HER SAVINGS ACCOUNT AND HER CHECKING ACCOUNT. THE RATION OF CHECKING TO SAVINGS IS 3 TO 7. HOW MUCH DOES SHE HAVE IN EACH ACCOUNT ?

OpenStudy (anonymous):

3x+7x=850 (3x= $ in checking, 7x=$ in savings x=85 3(85)=255 = checking 7(85) = 595 = savings

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