Question

Subtract the second expression from the first expression 2a+b a-b

Answer 1

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(2a + b ) - ( a - b )

= 2a + b -a + b

= a + 2b

Answer 2

Subtract the second expression from the first expression is $a+2b$

Step-by-step explanation:

Given : Expressions $2a+b$ and $a-b$.

To find : Subtract the second expression from the first expression ?

Solution :

The first expression is  $2a+b$ .

The second expression is $a-b$.

Subtract the second expression from the first expression is given by,

$E=(2a + b ) - ( a - b )$

$E=2a + b-a+b$

$E=a+2b$

Therefore, subtract the second expression from the first expression is $a+2b$

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