Question

find the value of a that makes the system inconsistent
-3x+5y=2
ax-10y=0

Answer 1

find the value of x from one of the equation as\[-3x=2-5y \implies x=\frac{2-5y}{-3}\]

Answer 2

now plug the value of x in the second equation as\[a{{(2-5y)} \over {(-3)}}-10y=0\]

Answer 3

now solve it for a:)

Answer 4

what do i do from a (2-5y)=-30y