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multiply both sides by 8 --> 4+x=16subtract 4 from both sides x=12

show the formulathen show differentiation

First we must identify the recurring part of the decimal. We see that 72 is repeated, hence it is the recurring part of the decimal. Next, we say x = 0.1727272..., the reason why will become apparent shor...

They are equations with variables that we have to find. They hold in the same time.

x is a positive number - the question for us is what the value of x is. To find this, we will have to rearrange the equation given. There are multiple ways of doing this. Firstly, we can make the equation...