Answer:
Step-by-step explanation:
To solve this
We have
Let the number think of b x
Three subtracted from the number will be
x-3
Then multiply by 4
4(x-3)
Open d brackets
4x-12
4
Answer:b=2.5555555555...
Step-by-step explanation:9b= -23, 9b/9=b, -23/9=2.55555..., b=2.55555...
profit%=
=36%
6.38298% or 6.4%
hope this helps
3rd one, 4th one, 1st one, 2nd one
1st one - 2.6
2nd one - (-3.125 )
3rd one - 10.35
4th one - -2.95
