It’s definitely-20
Add 9 to both sides to cancel it out so it is now
4x-20=5x
Than subtract 4x on both sides it is now
-20=x
Because 5-4 equals 1 and 1x is just written as x
1. %.34 per hour of use 2. 6.34 minutes, You should really do these yourself as they are simple division problems.
Answer:
7(top left) 5(top right)
6(bottom left) 0(bottom right)
Answered by GAUTHMATH