X-5/20=6/7помогите плиз

Question

X-5/20=6/7
помогите плиз

Answer 1

X -5/20 = 6/7
x = 6/7 + 5/20
x = 6/7+ 1/4
x = 24/28 + 7/28
x = 31/28
x = 1целая 3/28