Answer:
True
Explanation:

Rearrange like terms to the same side of the equation:

Substitute into one of the equations:

Apply the Distributive Property:

Combine like terms:

Rearrange variables to the left side of the equation:

Calculate the sum or difference:

Divide both sides of the equation by the coefficient of variable:

Cross out the common factor:

Substitute into one of the equations:
×

Calculate:

The solution of the system is:

Express solutions in ordered pairs:

Determine whether
and
are equivalent:
True