上 x 2y=3/2 2x y=3/2 by substitution method 135466-X+2y=3/2 2x+y=3/2 by substitution method

Transcribed image text Use the substitution method or the elimination method to solve the system 7 y 6x = 1 4 10 11 (3(x1)=2y 8 (2(y 3) = x5 12 (3x 4y = 7 2x 5y = 4 5x = 3 2 Use the elimination method to solve the system x y 3z = 18 (6x y z=6 13 3x 2y z = 2 14 {3x 7y 2z = 6 (2x y 2z = 22 x3y 3z = 16 3y z=16 15 4x 2 y 3z = 21 2x Oz = 5

【印刷可能】 x^2 y^2=16 grafica 224356-X^2+y^2=16 grafica

Como grafico f(x,y) = raiz(16 x^2 16y^2 ) usando curvas de nivel(Disculpen las erratas en particular en una parte puse "y" en vez de "y^2")