Answer:
14798.3 is the tax
70468.3 is his salary
Step-by-step explanation:
f(-1)=3
f(x)=x^2-6x+3x-1
f(x)=x^2-3x-1
f(-1)=(-1)^2-3(-1)-1
f(-1)=1+3-1
f(-1)=4-1
SOLUTION:
We are to make S the subject of the formula;
The correct option is the third one.