Question

Find such a coefficient a for the linear equation ax –y=4, so that the graph of the equation would pass through the point M (3, 5). Build the graph of this equation.

Answer 1

Use the point (3,5) as (x,y) to solve for the coefficient "a"

a(3) - (5) = 4

3a - 5 = 4
3a = 4+5
3a = 9
a = 3