Question

solve 2x + Y = 10 and 2y - X = 0​

Answer 1

Since,

2x + y = 10 Hence,

y= 10 - 2x ....... (1)

Since,

2y - x =0

2y = x .......(2)

Substituting (1) in (2)

Hence,

2(10-2x) = x

20 = 5x

x = 4,

Since x=4

y=2 (From 1 and 2)

Answer 2

2x+y=10

2y-x=0

2x+y=10

-x+2y=0

x+3y=10

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