Firstly, we need to find the price of the blanket/bracelet after the 115% increase.
$10 x 1.15 = $15.20
Now for the 5.5% sales tax, which is applied the the new value of $15.20
$15.20 x 0.055 = 0.83
$15.20 + $0.83 = $16.03
The final cost for the blanket/bracelet is %16.03
24 because when you plug in 0 for both x and y:
0=12(0)+24
12*0=0, leaving you with 24.
Answer:

Step-by-step explanation:
Find the area of the 4 triangles and add them.
Area of triangle = base × height × 0.5

His mom paid 30 and he paid 10 I did 40÷4 the got 10 then times by how many 25% each had