Where on earth’s surface do you think scientists can locate rocks from the precambrian era? how do scientists determine the age of the rocks they’re analyzing? what types of tests or analyses do you think scientists would conduct on a rock from the precambrian era? lastly, how does understanding the precambrian era enhance our chances of finding another planet that could one day support life?

Scientists can run tests on the rock samples and find out where the rock is from, how old it is, and what kind of rock it is. With knowing all this information it can help our understand more of how it came to be in that place and in the condition it is in. Since humans were not alive during this period of time, it is difficult to know for sure what happened and if our predictions are correct. If we are able to understand the Precamrrian Era then we are capiable of identifying if another planet is like ours and being formed the same way our planet was created. Being able to identify this would be a big discovery for humans because then we would know what to look for and know if a new found planet could be suitable to support life one day. 

343^x = 49^4-xx = 4-xx+x=42x = 4x = 4/2x = 2therefore x = 2

The latin america and caribbean (lac) region encompasses countries with great environmental issues. the southern portion of central america to the caribbean's part, including south america presses the major environmental issues like deforestation and   habitat subsistence. the requirement of the whole country and the pressure of export is being done by this region as it possess the soil with highest fertility rate and maximum strength which could us in modifying the various technology for the humankind. because of deforestation, we take animal shelters away from them, so the major issue occurs again which we known as "habitat subsistence". government has to set the target according to the capacity of a certain region which would not affect the environment. then, businesses and organizations have to understand their roles and need to divide the task into several groups (one for each, according to their natural capacity), individuals can the government or statuary body by just following their guidelines and never harm or exploit the environment for our own use.i really hope this you out!