Answer:x=-8
Step-by-step explanation:
It is -1 because there is a negative one in front of the x.
Answer:
2304 cubic inches
Step-by-step explanation:
Volume of the green is (12)(12)(6)=864
Volume of the blue = (18)(8)(10)=1440
So the total volume is 864 + 1440 = 2304 cubic inches
9514 1404 393
Answer:
72 kph
Step-by-step explanation:
The first sentence tells you the speeds are proportional. So, you can write the proportion ...
kph/mph = 120/75 = x/45
Multiplying by 45 gives x:
x = (45)(120/75) = 72
72 kph is 45 mph.
