(x+3)^4=(x+3)^2)^2=(x^2+6x+9)^2=x^4+36x^2+81+12x^3+108x
If there are 4 girls to every 9 students, then there are 5 boys to every girl, 9-4=5. So, there are more boys in the class.
Answer:
2162.2 degrees Celsius
Step-by-step explanation:
Celsius (°C) = (Fahrenheit - 32) / 1.8
3924-32 = 3892
3982 / 1.8 = 2162.2222222222222222222222
Rounded is 2162.2
Answer:
65.5
Step-by-step explanation:
(74 + 57)divided by 2 = 65.5
Answer:
y = (-5/2)x + 27
Step-by-step explanation:
Use the point slope formula y = mx + b.
Replace m with -5/2, x with -8 and y with 7:
7 = (-5/2)(8) + b. Find the y-intercept, b:
7 = -20 = b, or b = 27
The equation of this line is y = (-5/2)x + 27.