Answer:
hi
Step-by-step explanation:
for example

in the second one you should multiple 5 and 1 then add 4
When grading papers you can convert decimals into percents
It's probably 13.5, it's a right triangle with a 45 degree angle so if I remember correctly that means it's the same
Answer:
$18
Step-by-step explanation:
Given:
y = 0.9x - 4.5
Where,
x = age in years
y = hourly pay in dollars
what is the best prediction for the hourly pay of a 25 year old?
That is, find y when x=25
y = 0.9x - 4.5
= 0.9(25) - 4.5
= 22.5 - 4.5
= 18
y = $18
The prediction for the hourly pay of a 25 year old is $18