To solve for X you need to simplify both sides on the equation
23(4x−5)=8
(23)(4x)+(23)(−5)=8 *Distribute*
8/3x+−10/3=8
after that you add 10/3 on both sides
8/3x+−10/3+10/3=8+10/38/3x=34/3
finally multiply 3/8 on both sides
(3/8) x (8/3x)=(3/8) x (34/3)
and your answer should be
X= 17/4