Question

5) If x + y = 14 & x-y= 2. Find the value of 2x - y.​

Answer 1

10

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Answer 2

Answer: The value of 2x - y will be 10.

Step-by-step explanation

$x + y = 14$

$x = 14-y ----(1)$

$x-y=2$

$(14-y)-y=2$ [From (1)]

$14-2y=2$

$14-2=2y$

$12=2y$

$y=\frac{12}{2} =6$

Putting the value of y = 6 in equation no. 1, we get

$x=14-6=8$

$2x - y = 2 X 8 - 6 =16-6=10$