Answer:
ti=s*w
Step-by-step explanation:
ti=total incom
s=salery per week
w=weeks worked
ti=s*w
The answer is 90 different pairs.
So if there are 10 topics and each will get 9 pairings , so the over all pairs you will get is 90.
Y=(-3) include parentheses
Explanation:
y=mx+b is the slope intercept form of a line where b and y is the intercept so,
x-y=x+3: y= -3
24+20=44
4(6+5)=44
the first one