Simply take the number and subtract it from 90 for the complement and 180 for the supplement
Answer:
Patty spent $71.75
Step-by-step explanation:
20.50 x 3.5 = 71.75
Answer:

Step-by-step explanation:
Solve by isolating the variable on one side of the equation:

Simplify
to
:

Subtract 5 from both sides:

Divide both sides by -2:

To find the mean of a number sequence, add all the numbers together and divide them by the number of numbers used...
10 + 11 + 10 + 10 + 8 = 49
49 ÷ 5 = 9.8
The mean does not match 10, so make up numbers untill it matches.
10 + 11 + 10 + 10 + 8 + 6 ÷ 6
= 10 !
The anwser would be y = 6