Answer:
-7.5
Step-by-step explanation:
I used a calculator
- and - makes a + the result will be positive
and now you just do 15.7-8.2=7.5
b=8w
Answer: -8-10
380; 5% increase is 399
39; 33% decrease 26.13
48; 15% increase 55.2
3,000; 325% increase 12,750
160; 20% decrease 128
Con esto te sacas 10
2.5 cm
