Question 147019
a=3b
1/a + 1/b = 1/6
1/3b + 1/b = 1/6 substitute
2+6=b Multiply each side by 6b to eliminate fractions.
b=8
a=24
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Let x be the number.
3x/4 - x/3 = 15
9x-4x=180 Multiply each side by 12 to eliminate fractions.
5x=180
x=36
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Ed