Simplify combining like terms: 21b – 32 ...

Simplify combining like terms:
21b – 32 + 7b – 20b

Text Solution

Verified by Experts

The correct Answer is:

`8b-32`

Doubtnut Promotions Banner Desktop Dark

Doubtnut Promotions Banner Mobile Dark

|

Topper's Solved these Questions

ALGEBRAIC EXPRESSIONS
NAND LAL PUBLICATION|Exercise EXERCISE 12.3|32 Videos
ALGEBRAIC EXPRESSIONS
NAND LAL PUBLICATION|Exercise EXERCISE 12.4|4 Videos
ALGEBRAIC EXPRESSIONS
NAND LAL PUBLICATION|Exercise EXERCISE 12.1 |60 Videos
EXPONENTS AND POWERS
NAND LAL PUBLICATION|Exercise SAMPLE PAPER FOR PRACTICE |8 Videos

Similar Questions

Explore conceptually related problems

Simplify combining like terms: 3a – 2b – ab – (a – b + ab) + 3ab + b – a

Simplify combining like terms: – z^2 + 13z^2 – 5z + 7z^3 – 15z

Simplify combining like terms: p – (p – q) – q – (q – p)

Simplify combining like terms: (3y^2 + 5y – 4) – (8y – y2 – 4)

Simplify combining like terms: 5x^2y – 5x^2 + 3yx^2 – 3y^2 + x^2 – y^2 + 8xy^2 – 3y^2

Simplify the following algebraic expressions by combining like terms -5a x +3xy+2xy-8ax

Simplify the following algebraic expressions by combining like terms 3m-2n+5m-3m+8n

Simplify the following algebraic expressions by combining like terms 4x^(3)+7x^(2)-3x+2-2x^(3)-2x^(2)+7x-3

Simplify the following algebraic expressions by combining like terms 3pq-15r^(2)-3l^(2)m^(2)+2r^(2)+2l^(2)m^(2)-5pq

Collect like terms and simplify the expression: 12m^2 – 9m + 5m – 4m^2 – 7m + 10

NAND LAL PUBLICATION-ALGEBRAIC EXPRESSIONS -EXERCISE 12.2

Simplify combining like terms: 21b – 32 + 7b – 20b
01:07
|
Simplify combining like terms: – z^2 + 13z^2 – 5z + 7z^3 – 15z
01:37
|
Simplify combining like terms: p – (p – q) – q – (q – p)
01:32
|
Simplify combining like terms: 3a – 2b – ab – (a – b + ab) + 3ab + b –...
02:32
|
Simplify combining like terms: 5x^2y – 5x^2 + 3yx^2 – 3y^2 + x^2 – y^2...
02:27
|
Simplify combining like terms: (3y^2 + 5y – 4) – (8y – y2 – 4)
02:25
|
ਜੋੜੋ:- 3mn, -5mn, 8mn, -4mn
02:03
|
Add: t – 8tz, 3tz – z, z – t
01:47
|
Add: – 7mn + 5, 12mn + 2, 9mn – 8, – 2mn – 3
03:00
|
Add: a + b – 3, b – a + 3, a – b + 3
01:32
|
Add: 14x + 10y – 12xy – 13, 18 – 7x – 10y + 8xy, 4xy
02:58
|
Add: 5m – 7n, 3n – 4m + 2, 2m – 3mn – 5
02:16
|
Add: 4x^2y, – 3xy^2, –5xy^2, 5x^2y
01:47
|
Add 3p^2q^2 – 4pq + 5, – 10 p^2q^2, 15 + 9pq + 7p^2q^2
02:36
|
Add ab – 4a, 4b – ab, 4a – 4b
01:32
|
Add x^2 – y^2 – 1, y^2 – 1 – x^2, 1 – x^2 – y^2
01:56
|
Subtract: –5y^2 from y^2
00:44
|
Subtract: 6xy from –12xy
00:58
|
Subtract: (a – b) from (a + b)
01:55
|
Subtract: a (b – 5) from b (5 – a)
01:45
|