The point (x, -3) is a solution to the equation. What is the value of x?
-4y + 5x = 17
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Solution :
Given ( x , -3 ) is a solution of the
equation -4y + 5x = 17
substitute x = x , y = -3 in the equation,
we get
-4(-3) + 5x = 17
=> 12 + 5x =17
=> 5x = 17 - 12
=> x = 5/5
=> x = 1
Therefore ,
x = 1
•••
Given ( x , -3 ) is a solution of the
equation -4y + 5x = 17
substitute x = x , y = -3 in the equation,
we get
-4(-3) + 5x = 17
=> 12 + 5x =17
=> 5x = 17 - 12
=> x = 5/5
=> x = 1
Therefore ,
x = 1
•••
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