Yes she is right. i turned it into a fraction which would be 18/15. then divide 18 by 15, which is 1.2 . then multiply 1.2 by 100
Answer:
x = ± 
Step-by-step explanation:
Given
3x² - 9 = 0 ( add 9 to both sides )
3x² = 9 ( divide both sides by 3 )
x² = 3 ( take the square root of both sides )
x = ± 
Answer:
16% drop
Step-by-step explanation:
4/25 drop
Multiply by 4/4
16/100
16% drop
Answer: To graph a linear inequality in two variables (say, x and y ), first get y alone on one side. Then consider the related equation obtained by changing the inequality sign to an equality sign. The graph of this equation is a line. If the inequality is strict ( < or > ), graph a dashed line.
Answer: $ 0.146 per year.
Step-by-step explanation:
Given: Average price of gas in 2000 = $1.57 per gallon
Average price of gas in 2005 = $2.30 per gallon
The rate of change for each year between 2000 to 2005
= 

Hence, the rate of change for each year between 2000 to 2005 is $ 0.146 per year.