Why do we have to learn algebra and how do people use it in our daily life?

Question

Why do we have to learn algebra and how do people use it in our daily life?

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Answer 1

So you want to buy a car that costs some money m but you need x amount of money cause of taxes. Which is 25%. So how much money do you need?

If you have learnt algebra its a simple question.

(1-0.25)×x=m

x=m/0.75

Its part of thinking. A key idea is to know what this = means. It means it is the same as. Or you know >, <. You quite often think in terms of amounts, variables and reactions between them. This is algebra.