Subtract : −2x2y + 3xy2 from 8x2y - Mathematics

Subtract : −2x²y + 3xy²from 8x²y

Sum

8x²y
−2x²y + 3xy²+ −
10x²y − 3xy²

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Combining like Terms

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Chapter 11: Algebraic Expressions - Exercise 11 (B) [Page 140]

Chapter 11 Algebraic Expressions
Exercise 11 (B) | Q 4.2 | Page 140

Evaluate :

b²y − 9b²y + 2b²y − 5b²y

Evaluate :

7x − 9y + 3 − 3x − 5y + 8

Add : 5a + 3b, a − 2b, 3a + 5b

Add : 13ab − 9cd − xy, 5xy, 15cd − 7ab, 6xy − 3cd

Add : x³ − x²y + 5xy² + y³, - x³ − 9xy² + y³, 3x²y + 9xy²

Find the total savings of a boy who saves ₹ (4x – 6y), ₹ (6x + 2y), ₹ (4y – x) and ₹ (y – 2x) for four consecutive weeks.

Subtract : 3a − 5b + c + 2d from 7a − 3b + c − 2d

Subtract : x³ − 4x − 1 from 3x³ − x² + 6

Take away – 3x³ + 4x² – 5x+ 6 from 3x³ – 4x² + 5x – 6

How much less 2a² + 1 is than 3a² – 6 ?