Answer:
maybe number 2
Step-by-step explanation:
because if 2+k=18 then there is no other k there and where did the additional 2 come from ?and 2k=18 then value of k is 9 + there is balance.I may be wrong correct me but i think it is no.2
Answer:
x=11
Step-by-step explanation:
This is because 6+10=16 so your line with x must equal 16. You subtract 5 from 16 to get 11. This is your answer.
Lily is not correct her answer is wrong.
Answer:
The price elasticity of demand is calculated as the percentage change in quantity divided by the percentage change in price.