Answer:
520?
Step-by-step explanation:
I think
1.(x+y)²
2. (x-4)²
3. (4a²-3b²)²
$148.75
$175 · 15% = $26.25
$175 - $26.25 = $148.75
decreased by 39%
deacreased by
42.5-26= 16.5
16.5÷42.5=38.82352941
rounded to 39%