Math, asked by daskauahik992, 13 days ago

any one can solve??I can't understand !​

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Answers

Answered by TheBrainlistUser
4

\large\underline\mathfrak\red{Question \:  :- }</h3><h3>

\sf{ \frac{9x + 7}{2} - (x -  \frac{x - 2}{ - 7})  = 36 } \\

\large\underline\mathfrak\red{Answer \:  :- }

First we solve in the bracket

\sf\implies{x -  \frac{x - 2}{7}  } \\

By LCM

\sf\implies{ \frac{7x - x - 2}{7} } \\ \sf\implies{ \frac{ 6x - 2}{7} }  \:  \:  \:  \:  \:  \:  \:

Now,

\sf\implies{ \frac{9x + 7}{2}  -  \frac{6x - 2}{7} = 36 }  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \\ \sf\implies{ \frac{7(9x + 7) - 2(6x - 2)}{14}  = 36} \\ \sf\implies{ \frac{63x + 49 - 12x + 4}{14} = 36 } \:  \:  \:  \:  \: \\ \sf\implies{ \frac{51x + 53}{14} = 36 } \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:   \\ \sf\implies{51x + 53 = 36 \times 14} \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \\ \sf\implies{51x + 53 = 504} \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \\ \sf\implies{51x = 504 - 53} \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \\ \sf\implies{51x = 451} \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \\ \sf\implies{x =  \frac{451}{51} } \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:

Required more

x = 8.84313725

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