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Math problem help? saw this on my test didnt know how to solve this?
x=6y5x
y=8x3y
how would i solve this by substitution?
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- 8 years agoFavorite Answer
solve x = 6y5x for y by dividing both sides by x
so 1 = 30y --> y = 1/30
then substitute this value in either equation to obtain x = 1/16
in doing this we are assuming that x,y are not equal to zero
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