Answer:
1) 20% change I think its an increase.
If needed I could try to answer the 2nd question but I am sure that I got the first one right.
Step-by-step explanation:
Answer
S=3
Step-by-step explanation:
add 24 to both sides, then you subtract -42+24 take sign of the larges which is negative and youll get -6s=-18 divide -6 to both sides and you will get S=3
It would either be 9*(10^3) which would be <em>9000</em>.
Or, it would be (9*10)^3, which equals <em>729000</em>.
Please try and get another answer to make sure!