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slope-intercept form Two numbers that are equal Two or more equations that have the same variables What is a system of equations? y=mx+b Infinitely Many No Solution What is the solution of the linear system of equations? (-1, 1) (0,2) (1, -1) (0, 0) Infinitely Many What is the solution of the linear system of equations? No Solution (-1, 1) What is the solution of the linear system of equations? Infinitely Many No Solution (-1, 1) Solve the linear system by using substituion. 2x+y=8 y=x-7 Which variable is isolated? What does the isolated variable equal? What is the solution of the linear system? What is the new equation when you substitute? 2x+( )=8 ( , x y ) Solve the system by elimination. 7x-4y=-30 3x+4y=10 What is the solution of the linear system? ( , ) What is the solution of the linear system? Follow the steps to solvethe system by elimination. 2x + y = 3 -4x - 4y = -8 ( , ) |