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CBSE Class 8 Maths Worksheet

Linear Equation in one variable - Reducible Equations to Linear form

1.
Solve: 9c /7-6c=15
2.
Solve: a+1/2a+3=3/8
3.
Solve: 3f+4/2-6f=-2/5
4.
Solve: a/a+15=4/9
5.
Present ages of aman and avi are in the ratio 4:5 Eight years from now the ratio of their ages will be 5:6.Find their Present ages.
6.
The denominator of the rational number is greater than its numerator by 8. If the numerator is increased by 17 and the denominator is decreased by 1, the number obtained is 3/2. Find the rational Number.
7.
Solve: 7q+4/q+2=-4/3
8.
Solve: 8b-3/3b=2
9.
State True/False: q=-12 is the solution of the linear Equation 5q-3q(2q+1)=21+q
A) true B) false
10.
The ages of Afrid and Riyaz are in the ration of 5:7.Four years from now the ratio of their ages will be 3:4. Find their present ages.
11.
Choose the correct option: If 10x/6-8=4x/10 then the numerical value of 2x-7 is
A) 19/13 B) (-13/19) C) 0 D) 13/19
12.
Choose the correct option: If 3a - 4(64 - a) = 10 then, the value of x is ______
A) -266 B) 133 C) 66.5 D) 38
13.
The denominator of the rational number is greater than its numerator by 8. If the numerator is increased by 17 and the denominator is decreased by 1, the number obtained is 3/2. Find the rational Number.
14.
Choose the correct option: Value of x in 1/3 + x = 2/5
A) (4/5) B) (1/15) C) 10 D) 0
15.
The ages of Afrid and Riyaz are in the ration of 5:7.Four years from now the ratio of their ages will be 3:4. Find their present ages.
16.
Choose the correct option: The Solution of the equation ab+x=0 is
A) b=a/x B) b=-x C) b=-x/a D) b=x/a
17.
Present ages of aman and avi are in the ratio 4:5 Eight years from now the ratio of their ages will be 5:6.Find their Present ages.
18.
Choose the correct option: The Solution of which of the following equation is neither a fraction nor a integer
A) 6x+4=10x+4 B) 8x+36=4 C) 8x+14=x+4 D) 10x-16=x+8
19.
Choose the correct option: Himani's present age is thrice of Amisha. If Amisha's age three years ago was x then Himani's present age is _______.
A) 3(x-3) B) 3x+3 C) 3x-9 D) 3(x+9)
20.
Choose the correct option: If 16x - 6 = 50 + 34x, the x is _____
A) Fraction B) An integer C) Rational Number D) Cant be solved

CBSE Class 8 Maths Worksheet

Linear Equation in one variable - Reducible Equations to Linear form

Answers

1.
c=35/33
2.
a=1/2
3.
f=-8
4.
a=12
5.
Aman 32 Avi 40
6.
13/21
7.
q=-4/5
8.
b=3/2
9.
Option A

10.
Afrid = 20 Riyaz =28
11.
Option B
12.
Option D

13.
13/21
14.
Option B

15.
Afrid = 20 Riyaz =28
16.
Option C

17.
Aman 32 Avi 40
18.
Option C
19.
Option D
20.
Option C

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