Rs Aggarwal 2020 2021 Solutions for Class 8 Maths Chapter 8 Linear Equations are provided here with simple step-by-step explanations. These solutions for Linear Equations are extremely popular among Class 8 students for Maths Linear Equations Solutions come handy for quickly completing your homework and preparing for exams. All questions and answers from the Rs Aggarwal 2020 2021 Book of Class 8 Maths Chapter 8 are provided here for you for free. You will also love the ad-free experience on Meritnation’s Rs Aggarwal 2020 2021 Solutions. All Rs Aggarwal 2020 2021 Solutions for class Class 8 Maths are prepared by experts and are 100% accurate.

#### Page No 111:

Let us consider x as the common multiple of both the number.
Then, first number = 3x
Second number = 5x

Therefore, the common multiple of both the numbers is 5.
First number =
Second number =

(c) 5

(a) 40

#### Page No 113:

(c) $\frac{4}{5}$

(b) -1

#### Page No 113:

(d) $\frac{7}{3}$

(b) -1

(c) 36

#### Page No 113:

(d) $\frac{1}{2}$

(c) 8

(d) 12

(a) -2

(c) 80

(b) 28 years

(b) 5 cm

(d) 17

(a) 40

(c) 48

#### Page No 115:

Therefore, is the quotient.

#### Page No 115:

2 + 2  42 + 2  16 + 2  18

#### Page No 115:

(c) (a-1)(b-1)

$ab-a-b+1\phantom{\rule{0ex}{0ex}}=a\left(b-1\right)-1\left(b-1\right)\phantom{\rule{0ex}{0ex}}=\left(a-1\right)\left(b-1\right)$

(b)

#### Page No 115:

(a)

$7{x}^{2}-19x-6\phantom{\rule{0ex}{0ex}}=7{x}^{2}-21x+2x-6\phantom{\rule{0ex}{0ex}}=7x\left(x-3\right)+2\left(x-3\right)\phantom{\rule{0ex}{0ex}}=\left(x-3\right)\left(7x+2\right)$

(c)

#### Page No 115:

(b)

$10{p}^{2}+11p+3\phantom{\rule{0ex}{0ex}}=10{p}^{2}+5p+6p+3\phantom{\rule{0ex}{0ex}}=5p\left(2p+1\right)+3\left(2p+1\right)\phantom{\rule{0ex}{0ex}}=\left(5p+3\right)\left(2p+1\right)$

(c)

(b)

#### Page No 115:

(i)

(ii) $\left(4\right)\left(1-3x\right)\left(1+3x\right)$

(iii) $\left(x-13\right)\left(x-1\right)$

(iv) $\left(3z+x-2y\right)\left(3z-x+2y\right)$

(v) $\left(c-1\right)\left(ab-1\right)$

#### Page No 116:

(i) T
Binomial expression is an expression that shows the sum or the difference of two unlike terms. The above expression has two unlike terms, i.e. 5 and 3x2.

(ii) T
Any expression that contains only one term is called a monomial. It can either be a constant or a variable.

(iii) F

(iv) T

(v) T

(vi) F

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