See https://web2.0calc.com/questions/i-need-help_4982.
X^2/9 +7/3
~I believe this is the answer.
Should be 18x^4-12x.
Let me know if you want more of an explanation.
Answer:
20%
Step-by-step explanation:
150-120 is 30
30 is 1/5 of 150
1/5 is .2, which is 20%
Hope that helps~
