Tom and jerry each has some money. if tom spends $90/day and jerry
spends
$45/day, tom will have $1100 left when jerry has spent all his
money. if tom
spends $45/day and jerry spends $90/day, tom will have $1700 left
when jerry
has spent all his money. how much did jerry have?

$400

Step-by-step explanation:

Let T be Tom's initial money amount and J be Jerry's initial money amount.

Solving this linear system:

Jerry initially had $400.

pla·gia·rism

/ˈplājəˌrizəm/

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noun

the practice of taking someone else's work or ideas and passing them off as one's own.

step-by-step explanation: