If x + 2y = 5 & x - 2y = 7, then the value of x & y is: -

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Solution

The correct option is C

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Similar questions

\frac{7}{2} x + \frac{5}{2} y

= 5

4 x + 2 y = 7

x - y ?

\frac{2}{x + 2 y} + \frac{1}{x - 2 y} = \frac{- 5}{7}

\frac{x}{y} = \frac{2 (10 y - 7)}{(5 x - 21)}

If x+2y=30, then what is the value of x/5 + 2y/5 + 2y/5 + x/3 =?

2 x + y = 7

x + 2 y = 5

\frac{x + y}{3}

x * y = \sqrt{\frac{(x + y) (y^{2} - 12 x)}{(x - 2) (y - 7)}}

5 * 9

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