11x+120%x=6.5

11x+120%x=6.5 12/11x+120%x=6.5 帮我解四道方程,11/12X-120%X=6.54X+0.4X=70.43X+90%*4=911/12X-120%=6.5 matlab中a=[x(11)/x,x(12)/x;x(21)/x,x(22)/x;x(31)/x,x(32)/x;x(41)/x,x(42)/x;x(51)/x,x(52)/x]咋错了 1.7x-120%x=6.5 x=? 12分之11x—120%x=6.5 12分之11x+120%x=6.5 11/12x-120%x=6.5 这是解方程 11/12X-120%X=6.5解方程 解方程11/12x-百分之120x=6.5 11/12x-x/120%=6.5如何解 12/11X-120%X=6.5打错了，应该是11/12X-120%X=6.5 1.7x-120%x=6.5 1.7x-120%x=6.5 11/12x-12%x=6.5 解方程 x+4/11x=75 x-1/4x=120 3x+12x=180 8x-x=175 已知x*x+x-1=0 求x*x*x-2x+11=? （X+X)+(X-X)+(X*X)+(X/X)=100