Subtract : 6a + 3 from A3 − 3a2 + 4a + 1

Subtract : 6a + 3 from a³ − 3a² + 4a + 1

Sum

a³ − 3a² + 4a + 1
+ 6a + 3
− −
a³ − 3a² − 2a − 2

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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 4.5 | Page 140

Evaluate :

b²y − 9b²y + 2b²y − 5b²y

Evaluate :

abx − 15abx − 10abx + 32abx

Evaluate :

7x − 9y + 3 − 3x − 5y + 8

Add : 8x − 3y + 7z, −4x + 5y − 4z, −x − y − 2z

Add : a − 3b + 3; 2a + 5 − 3c; 6c − 15 + 6b

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

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

The two adjacent sides of a rectangle are 2x² – 5xy + 3z² and 4xy – x² – z². Find its perimeter.

How much smaller is 15x – 18y + 19z than 22x – 20y – 13z + 26 ?