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Byju's Answer

Standard VII

Mathematics

Subtraction of Algebraic Expressions

Subtract:1 5 ...

Question

Subtract:

(1) 5y from 4x

(2) −2a from 3b

(3) 5p from −12p

(4) −4c from −7d

(5) 5pq from 7mn

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Solution

(1)

(2)

(3)

(4)

(5)

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Similar questions

Subtract:
(i) $4 a - 7 a b + 3 b + 12$ from $12 a - 9 a b + 5 b - 3$
(ii) $3 x y + 5 y z - 7 x z$ from $5 x y - 2 y z - 2 x z + 10 x y z$
(iii) $4 p^{2} q - 3 p q + 5 p q^{2} - 8 p + 7 q - 10$ from $18 - 3 p - 11 q + 5 p q - 2 p q^{2} + 5 p^{2} q$

Q. Subtract

4 p^{2} q - 3 p q + 5 p q^{2} - 8 p - 7 q - 10

from

18 - 3 p + 11 q + 5 p q - 2 p q^{2} + 5 p^{2} q

Q. Subtract:
(i)

- 5 y^{2}

from

y^{2}

(ii)

6 x y

from

- 12 x y

(iii)

(a - b)

from

(a + b)

(iv)

a (b - 5)

from

b (5 - a)

(v)

- m^{2} + 5 m n

from

4 m^{2} - 3 m n + 8

(vi)

- x^{2} + 10 x - 5

from

5 x - 10

(vii)

5 a^{2} - 7 a b + 5 b^{2}

from

3 a b - 2 a^{2} - 2 b^{2}

(viii)

4 p q - 5 q^{2} - 3 p^{2}

from

5 p^{2} + 3 q^{2} - p q

Q. Subtract

(2 a - 3 b + 4 c)

from the sum of

(a + 3 b - 4 c), (4 a - b + 9 c)

and

(- 2 b + 3 c - a)

Q. Subtract

3 a - 2 b + 4 c

from the sum of

- 2 a + b - 5 c

and

3 a - 2 b + c

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Subtract: (1) 5y from 4x (2) −2a from 3b (3) 5p from −12p (4) −4c from −7d (5) 5pq from 7mn

(1) (2) (3) (4) (5)

Subtract:

(1) 5y from 4x

(2) −2a from 3b

(3) 5p from −12p

(4) −4c from −7d

(5) 5pq from 7mn

(1)

(2)

(3)

(4)

(5)