find the value of k , if x=2, y=1 is a solution of the equation 2x+3y=k. Express y in terms of x and find the value of y when x=-1
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the value of k is 7
y in terms of x is
y=7-2x/3
the value of y when x is -1
y=3
y in terms of x is
y=7-2x/3
the value of y when x is -1
y=3
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