Double the first equation: 4x+14y=-2 and subtract the second: 17y=17, so y=1. 2x=-7y-1=-7-1=-8, so x=-8/2=-4.
The answer is x=-4 and y=1.
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Answer:
It must travel through a medium
Step-by-step explanation: Because I said so >:(
Answer:
50%
Step-by-step explanation:
25 x 50% = 12.5
12.5$ off is more than 10$ off
Interval Notation of b > 13/9 is [13/9, infinity)