Find the value of C such that the graph of 3x+c=5y has an x-intercept of (-4,0)
we just substitute the value of x and y
to the equation:
3x + c = 5y
3(-4) + c = 5(0)
-12 + c = 0
c = 12
to the equation:
3x + c = 5y
3(-4) + c = 5(0)
-12 + c = 0
c = 12