Algebra

Algebra Level 1

If b = 2 b = 2 and a + a + b 2 = 3 , a + a + \dfrac{b}{2} = 3, then find the value of a a .

3 2 4 1

Patel Paresh by Patel Paresh , 21, India

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4 solutions

Mohammad Khaza
Jul 16, 2017

as, b=2

so, a+ a + b 2 \frac {b}{2} =3

or, 2a +1 =3.................[b=2 and 2 2 \frac {2}{2} =1]

or, 2a =2

or, a=1

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Akash Gupta
Nov 9, 2015

Knowing b=2.
According to the question:
a+a+b/2=3
=> 2a+b/2=3 =>Substitute b=2 => 2a+2/2=3 => 2a+1=3 => 2a=2 => a=1


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Hi How are you?

Patel Paresh - 5 years, 6 months ago

Akash gupta are you from gujrat? I'm from ahmedabad

Patel Paresh - 5 years, 6 months ago

I calculated it mentally. This is a good problem.

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Patel Paresh
Nov 30, 2015

3=1 +1+1 if a=1

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