SOLUTION: together jack and jill fetched 20 pails of water. twice jills psils, minus jacks pails equals 19. find the number of pails each fetched. use the five step solution with 2 variables
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Question 244619: together jack and jill fetched 20 pails of water. twice jills psils, minus jacks pails equals 19. find the number of pails each fetched. use the five step solution with 2 variables.)
check:
please help me !!!!
Answer by checkley77(12844) (Show Source): You can put this solution on YOUR website!
X+Y=20
2X-Y=19 ADD
-------------------
3X=39
X=39/3
X=13 PAILS FOR JILL'S PAILS.
13+Y=20
Y=20-13
Y=7 JACK'S PAILS.
PROOF
2*13-7=19
26-7=19
19=19
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