20. If one is added to numerator and four is subtracted from
denominator, the fraction becomes one. The linear equation in
two variable for this statement is
a) x + 2y = 10
c) x - 2y = 30
b)x - 2y + 30 = 0
d) 2x - y = 30
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Answer:
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Step-by-step explanation:
b is the correct answer
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