Math, asked by jalpaRadhanpara, 9 months ago

Add the following algebraic expressions.
a. 4pqr – 3qr + 6pr, -7pqr - 6qr + 9pr, 3pqr + 2qr​

Answers

Answered by anshikaverma29
22

(4pqr-3qr+6pr)+(-7pqr-6qr+9pr)+(3pqr+2qr)

=(4pqr-7pqr+3pqr)+(-3qr-6qr+2qr)+(6pr+9pr)\\=(7pqr-7pqr)+(-9qr+2qr)+(15pr)\\=15pr-7qr\\=r(15p-7q)

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Answered by dhanalakshmis2524
2

Answer:

- 7qr + 15pr

Step-by-step explanation:

( 4 - 7 + 3) pqr  + ( - 3 - 6 +2) qr  + ( 6 + 9 ) pr

= 0 pqr  - 7qr + 15 pr

= - 7qr  + 15 pr

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