Question

find the sum of

$14pq {}^{2} - 5pq + q \: \: and \: \: 28pq {}^{2} + 4pq - 3$


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Proper answer needed and with the steps ​

Answer 1

see the attachment....

Answer 2

If you see a different variable ( different from others ) just place it farther apart just like I have done in the above attachment ...