smoutrib smoutrib

15-01-2017
Mathematics

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Please Help.

Karen and Kevin collect coins.
Karen has x coins.
Kevin has 2 coins fewer than three times the number of coins Karen has.
Write and simplify an expression for the total number of coins Karen and Kevin have.

Respuesta :

yashddsy26 yashddsy26

15-01-2017

so Karen has x coins....
Kevin must have 3x-2 ......so these are the two eqns

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