Answer:
Distribute
8
−
4
=
2
(
4
−
4
)
8x-4={\color{#c92786}{2(4x-4)}}
8x−4=2(4x−4)
8
−
4
=
8
−
8
8x-4={\color{#c92786}{8x-8}}
8x−4=8x−8
2
Add
4
4
4
to both sides of the equation
8
−
4
=
8
−
8
8x-4=8x-8
8x−4=8x−8
8
−
4
+
4
=
8
−
8
+
4
8x-4+{\color{#c92786}{4}}=8x-8+{\color{#c92786}{4}}
8x−4+4=8x−8+4
3
Simplify
Add the numbers
Add the numbers
8
=
8
−
4
8x=8x-4
8x=8x−4
2 more steps
Result
0
=
−
4
0=-4
0=−4
The input is a contradiction: it has no solutions
