Answer:
use a calculator
Step-by-step explanation:
there for question b
Answer:
5
Step-by-step explanation:
Plug in x = 2 into the equation 2x + 1
2x + 1
2 * 2 + 1
4 + 1
5
Answer:
100,000,0
Step-by-step explanation
To solve this problem you need to start with 100, since 100 has 2 zero's you want to add 2 zero's 2 times in a row, like this-- 100+00=10,000+00=100,000,0.
Thus your answer: 100,000,0
Where are the sets? I don't see any...
Y=72 for the first option,as for the second one i don't know. Hope i helped on the first equation though :)