Ineed to set up an algebraic expression with the statement down below: jenny, kenny, and penny together have 50 marbles. kenny has twice as many marbles as jenny has, and penny has 8. let j represent the number of marbles that jenny has.

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step-by-step explanation:

. your answer will contain x - and y -terms. (1 point) x ( ¿¿ 2 − 7 ) 2 +( y 2 − 9 ) 2 √ ¿ 12. what is the distance from the directrix (the crocodile river) to the point ( x , y )? write this equation. your answer will contain a y -term.