if y=2and 2x-5y-8=0then the value of x
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Step-by-step explanation:
2x-5y-8=0
y = 2
put y = 2 in given equation
2 x - 5×2 - 8 =0
so 2x - 10 - 8 =0
2x -18 = 0
2x = 18
x = 18/2
x = 9
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