a/1/2x+3/5x=-33/25 c/(2/3x-4/9)(1/2+(-3/7):x)=0
b/x+5/2005+(x+6/2004)+(x=7/2003)=-3
a/1/2x+3/5x=-33/25 c/(2/3x-4/9)(1/2+(-3/7):x)=0 b/x+5/2005+(x+6/2004)+(x=7/2003)=-3
By Hadley
By Hadley
a/1/2x+3/5x=-33/25 c/(2/3x-4/9)(1/2+(-3/7):x)=0
b/x+5/2005+(x+6/2004)+(x=7/2003)=-3
Đáp án:dưới nha
Giải thích các bước giải:
a) 1/2x+3/5x= -33/25
x(1/2+3/5)= -33/25
x11/10= -33/25
x=-6/5