Solve for y
y=\frac{1}{108}\approx 0.009259259
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0\times 4+108y=1
Multiply 3 and 0 to get 0. Multiply 2 and 54 to get 108.
0+108y=1
Multiply 0 and 4 to get 0.
108y=1
Anything plus zero gives itself.
y=\frac{1}{108}
Divide both sides by 108.
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