Question 515556
3/8 -1/4 = 1/2t -3/4
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add 3/4 to both sides
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3/8 -1/4 + 3/4 = 1/2t
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1/2t = 3/8 + 2/4
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1/2t = 3/8 + 4/8
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1/2t = 7/8
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cross multiply
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8t = 14
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t = 14/8
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t = 7/4
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Done.