math 10th class 3chapter
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s/3 + t/2 = 6
2s + 3t = 36 is the first equation
s - t = 3
multiplying the equation by 2
2s - 2t = 6 is the second equation
from the two equations we get that
t = 6
and s = 9
2s + 3t = 36 is the first equation
s - t = 3
multiplying the equation by 2
2s - 2t = 6 is the second equation
from the two equations we get that
t = 6
and s = 9
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