Systems of Equations Substitution - Kuta Software:方程替代...
Systems of Equations by Substitution Solve each system by substitution. 1) y = 6 x − 11 −2 x − 3 y = −7 2) 2 x − 3 y = −1 y = x − 1 3) y = −3 x + 5 5 x − 4 y = −3 4) −3 x − 3 y = 3 y = −5 x − 17 5) y = ...