Option A is correct by observation we can see when (x,y) = (0,5/2) it satisfies the given equation 10x - 16y = -40
A linear equation in two variable is an alzebraic equation which has highest degree of 1 and contains two variables.
A linear equation in two variables infinite number of solution for each value of x there is a corresponding y value.
In the given question when value of x is 0 the corresponding value of y is 2 and half.The equation of the graph 10x - 16y = -40 satisfies the given values.
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