Answer:
Step-by-step explanation:
1) -28r +14=-12r-2
-16r=-16
r=1
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2) -35x+5=6x-36
-41x=-41
x=1
Answer: 6.5 feets
Step-by-step explanation:
The model of the spaceship was made to a scale of 1:16. Assuming the same unit of measurement used in the actual spaceship was also used in the model space ship and it was in feets. This means 1 foot on the model spaceship represented 16 feets on the actual spaceship.
In the movie, the ship is supposed to be 104 feet long. Let x be the corresponding length on the model. Therefore,
1:16 = x:104
1/16 = x/104
16x = 104
x = 104/16 = 6.5feets
So the length of the model is 6.5 feets
Answer:
Step-by-step explanation:
Answer: -4
Step-by-step explanation:
3x + 4 = -8
3x= -12
x = -4
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