Answer:
$28.35
Step-by-step explanation:
The headphones are $80.99 and are 35% off. To find the amount he will save, change the 35% to a decimal by moving it two times to the left, which is 0.35. Multiply 80.99 and 0.35 to get 28.3465. Round to get $28.35.
Answer:
+-1/4
Step-by-step explanation:
There are 55 fifths in 11.
11 x 5 = 55
55/5 = 11
Hope that helped :D
Isolating the variable terms and dividing by 4, we have 
Taking the square root, we have 
