Round 5.2 down to 5 and Round 6.7 to 7.
5+7=12
Answer:

Step-by-step explanation:
we know that
The equation of the line into slope intercept form is equal to

where
m is the slope
b is the y-intercept
In this problem we have


substitute and solve for b



The equation of the line is equal to

1.403 > 1.1
1.1 = 1.100
1.403>1.100
Answer:
$5.25
Step-by-step explanation:
3.75/15= 0.25 per oz
0.25* 21= 5.25