X-2/5+2x-5/4=4-x помогите плиз

Question

X-2/5+2x-5/4=4-x помогите плиз

Answer 1

X-2/5+2x-5/4=4x
x+2x-4x=2/5+5/4
-x=8/20+25/20
-x=33/20
-x=1 13/20
x=-1 13/20