heyitsmustafa
heyitsmustafa
24-06-2018
Mathematics
contestada
10-{x-1/2}-{x-2/3}=x-3/4
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wolfcon087
wolfcon087
24-06-2018
First get rid of the fractions by multiplying by the LCM of 2, 3, and 4. So in this case 12.
120 - 6(n-1) - 4(n-2) = 3(n-3)
Then distribute the coefficients and simplify
120 - 6n + 6 - 4n + 8 = 3n - 9
134 - 10n = 3n - 9
143 = 13n
n = 11
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