Question

2[4/3X-(2x/3-1/2)]=5/4x 怎么写啊啊啊啊啊啊啊啊啊啊啊啊啊啊啊啊啊啊啊啊 啊啊啊啊啊啊啊啊啊啊啊

拜托啦。帮帮我啦

Answer 1

2[4/3X-(2x/3-1/2)]=5/4x
4*2[4/3X-(2x/3-1/2)]=4*5/4x
8[4/3X-(2x/3-1/2)]=5x
8[4/3X-2x/3+1/2]=5x
8[2x/3+1/2]=5x
16x/3+4=5x
16x/3-5x=-4
x/3=-4
x=-12

Answer 2

-12