On solving: 2 p-3 q-4 r+6 r-2 q+p, { the answer will be: }

Correct Answer is : 3p−5q+2r3 p-5 q+2 r3p−5q+2r

Correct Answer is : 3p−5q+2r3 p-5 q+2 r3p−5q+2r

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Question : 60 of 100

Marks: +1, -0

On solving:

2 p-3 q-4 r+6 r-2 q+p, \text { the answer will be: }

Solution:

Concept:

Combine like terms by grouping the same variables together.

Explanation:

Write the expression:

2p - 3q - 4r + 6r - 2q + p

Group

p

-terms:

2p + p = 3p

Group

q

-terms:

-3q - 2q = -5q

Group

r

-terms:

-4r + 6r = +2r

So the simplified expression is

3p - 5q + 2r

Answer:

Option C:

3p - 5q + 2r

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