Asked by cole
a bag has 57 blue and green marbles. there are 13 more blue marbles than green marbles. How many blue and green marbles are in the bag
Answers
Answered by
Reiny
green marbles --- x
blue marbles ---- 57-x
57-x - x = 13
-2x = -44
x = 22
so 22 green and 35 blues
check:
do they add up to 57 ? YES
are there 13 more blue than green ? YES
blue marbles ---- 57-x
57-x - x = 13
-2x = -44
x = 22
so 22 green and 35 blues
check:
do they add up to 57 ? YES
are there 13 more blue than green ? YES
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