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2x + y = 7

3x - y = 8

You cannot find x and y using only one equations, but using both you can! So first you have use algebra to make both equations = y. Try this for the first equation by r...

x = 0.848,2.29

Positive statements are objective and can be tested whether they are true or false.

Normative statements are subjective value judgements that cannot be tested whether they are true or false.

Here we are looking at macroeconomics.

A budget deficit means that Government spending (G) is greater than Tax revenue the government receives (T). This means there are more injections into the eco...

The processes of the hydrological cycle include precipitation, surface runoff, groundwater flow or through flow.

Precipitation is the process of clouds producing rain. Surface runoff is where water...