Answer:
A Exactly one solution
Step-by-step explanation:
Putting y=0 at second equation, we have
The unique solution is 
Answer: 15 - 2w 1.5, w 6.75
Step-by-step explanation: tHiS aNsWeR sEeMeD tHe MoSt PrAcTiCaL.
i HoPe ThIs HeLpEd!
Answer:
1. Global warming / carbon emission
2. Limited availability of the Earth resources
Step-by-step explanation:
1. Global warming is the ongoing rise of the average temperature of the Earth's climate system and has been demonstrated by direct temperature measurements and by measurements of various effects of the warming. It is a major aspect of climate change which, in addition to rising global surface temperatures, also includes its effects, such as changes in precipitation. The global warming is as a result of carbon emissions caused largely by fossil fuel
2. Limited availability of earths resources as warranted the need to source for alternative means of energy
Answer:
Ang SAgot ay pukingina ka
