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what is 3/7x + 1/3x=48

 Oct 13, 2022
 #1
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what is 3/7x + 1/3x=48

 

Hello Guest!

 

\(\dfrac{3}{7}x+\dfrac{1}{3}x=48\ |\ lcm=21\\ \dfrac{3\cdot 3+7\cdot 1}{21}\cdot x=48\ |\ \cdot 21\\16x=1008\ |\ :16\\ \color{blue}x=63 \)

laugh  !

 Oct 13, 2022
 #2
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That answer is incorrect.

Guest Oct 14, 2022

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