The inverse is f¯¹(x)=x/7.
Answer:
Step-by-step explanation:
so he spends : 1/5 , 1/2 , 1/10.....common denominator of 10
1/5 + 1/2 + 1/10 = 2/10 + 5/10 + 1/10 = 8/10 = 4/5
so he spends 4/5 of his income.
that means he saves : 1 - 4/5 = 5/5 - 4/5 = 1/5 <==
7) y = 4x
8) y = 7x/8
9) y = 25x/3
I think this are the answers.
Answer:
x-15
Step-by-step explanation:
