4(x-5)-5=6x+7.4-4x

2 answers

4(x-5)-5=6x+7.4-4x

4x - 20 - 5 = 6x + 7.4 - 4x

Take it from there.

You can check your answer by substituting it for x.
I am not very sure what the answer might be but I am going to take a wild guest. 4