solve the system of equations by substitution. say so. -x -3y = -5; y= 7x-13

Question

Solve the system of equations by substitution?    

if the system is inconsistent or has depenent equations,     

Answer 1

The equations are and .

Rewrite the equations.

and .

Consider the equation .

Solve for .

Substitute in .

Substitue in .

Therefore, the solutions are  and .

The intersection point is .