100 / 40 = 2.5
2.5 * 36 = 90
90 percent
Answer:
x=0, - 9
Step-by-step explanation:
x^2+9x=0
x(x+9)=0
x=0 or x=-9
-0.2 > -1.12
7.3 > -7.9
dear god please help me