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Find the sum. 1/4 (12 + x) + 1/2 (x - 6)

User John Tor
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\begin{gathered} (1)/(4)(12\text{ + x) + }(1)/(2)(x\text{ - 6)} \\ \frac{12}{4\text{ }}\text{ + }(x)/(4)\text{ + }(x)/(2)\text{ - }(6)/(4) \\ (12)/(4)\text{ - }(6)/(4)\text{ + }(x)/(4)\text{ + }(x)/(2) \\ (6)/(4)\text{ + }\frac{x\text{ + 2x}}{4} \\ (3)/(2)\text{ + }(3x)/(4) \end{gathered}

The last line is the result

User Liao
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