Question

tự luận :

2x + 7 phần 3 = 3 phần 2 

Answer 1

2x+\(\dfrac{7}{3}\)=\(\dfrac{3}{2}\)

2x=\(\dfrac{3}{2}\)-\(\dfrac{7}{3}\)

2x=\(\dfrac{-4}{6}\)

x=\(\dfrac{-2}{3}\)/2

x=\(\dfrac{-1}{3}\)

Answer 2

2x+7/3=3/2

2x=3/2-7/3

2x=9/6-14/6

2x=-5/6

x=-5/6:2

x=-5/6.1/2

x=-5/12