35y+16=x x/52+1=y要过程!教教我!拜托了!

35y+16=x x/52+1=y要过程!教教我!拜托了! 初二上学期方程题 4x+y=5 5x+4y=63x-2y=1 2x+3y=13x-2y=7 7x+5y=32x+3y=17 2x-y=-4x+5y=6 2x+y=23x-6y=4 3x+2y=52x+y=73x-4y=53x+y=1x-2y=-1x+y=42x+3y=92x-3y=74x+5y=3x+y=20004x+6y=90003x+5y=113x-2y=42x+3y=215x-2y=5x+y=54x+3y=182x+3y=16x+4y=132x+3y=40x x-y/x-x+y/y-(x+y)(x-y)/y² y/x=2 y'/y=1/x 化简 x / y(x+y) - y / x(x+y) = y'-(1/x)y=xe^-x 解方程组 2x-y=5 2y/x-x/y=12x-y=52y/x-x/y=1 x+x+x+y=52 y+y+y+x=36求x 若x-y=1 化简（x+y)(x^2+y^2)(x^4+y^4)(x^8+y^8)(x^16+y^16) x(x+y)(x-y)-y(y+x)(y-x)=(x-y)( )填空 解下列方程组（要过程）(1)4(x-y-1)=3(1-y)-2x/2+y/3=2(2)2(x-y)/3 - x+y/4=-16(x+y)-4(2x-y)=16 已知x^2+y^2-8x+12y+52=0 ,求1/2x-1/x-y(x-y/2x-x^2+y^2) 已知x^2+y^2-8x+12y+52=0 ,求1/2x-1/x-y(x-y/2x-x^2+y^2) y(x+y)+(x-y)²-（x+y）（x-y）,其中x=-1/3,y=3 （x-y)(x+y)-(x+y)^2+2y(y-x),其中x=1,y=3. 2y(x+二分之一y)-[(x+y)(x-y)+2y(y+x)],其中|x-1|=2 (x-2y)(x+y)-2x(-2x-3y)+6x(-x-y),其中x=-1,y=2要讲解和答题 x>=1,x-y