Answer: 450 minutes
Step-by-step explanation:
4 hours and 30 minutes equals 4.5 hours.
3+4.5=
7.5 hours
1 hour equals 60 minutes
Hence,
7.5*60=
450 minutes
Answer:
D
20s^3 + 50s^2 + 32s+6
Step-by-step explanation:
hope this helps
Answer:
8
Step-by-step explanation:
4x=32
÷4 ÷4
__________
x=8
First set up a proportion because they are similar triangles:
9/3x-20 = (72+9)/(56+3x-20)
9/3x-20 = 81/3x+36
9(3x+36) = 81(3x-20)
27x+324 = 243x-1620
1944 = 216x
x = 9
