17=-13-8x Please help

17 = -13 - 8x

First, add '13' to both of the sides.

Second, add 17 + 13 to get 30.

Third, divide both sides by '-8'.

Fourth, change the fraction into a negative.

Fifth, find the GCF of 30 and 8.
Factors of 30: 1, 2, 3, 5, 6, 10, 15, 30
Factors of 8: 1, 2, 4, 8
The GCF is 2.
Sixth, divide the numerator by the GCF. 
 ÷ 
Seventh, divide the denominator by the GCF. 
 ÷ 
Eighth, combine your new numerator and denominator.

Ninth, switch your sides.


Answer as fraction: 
Answer as decimal: -3.75

Where’s the problems ? ?