Question

Is (–3, –27) a solution to the equation y = 9x?

Answer 1

Substitute the given point (-3,-27)

The left hand side is y so:

$\text{LHS}=y=-27$

The right hand side is:

$9x=9(-3)=-27$

Since LHS=RHS, the point (-3,-27) is the solution to the equation y=9x.

The answer is YES.