Answer:
C
Step-by-step explanation:
Use elimination by multiplying thw whole top equation by 2. (both sides)
then cancel out y and solve for x. plug back in to get y
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Step-by-step explanation:
The distance traveled varies directly with the time spent in motion. If d is distance and t is time taken. Then,

or

k is the constant of variation
If d = 150 miles and t = 4 hours

Answer:
yes
Step-by-step explanation:
Answer:
-16
Step-by-step explanation:
-8 X positive 2