MCQ : Linear equation in one variable worksheet

Choose the correct option 

Q.1 If 2x+7=11 ,the value of x is 

(a) 2   

(b) -2 

(c) 3 

(d) 

Q.2 If 8x – 3 = 5x – 7 ,then x is 

(a) \frac{-2}{3}

(b) \frac{2}{3}

(c) \frac{-4}{3}

(d) \frac{4}{3}

Q.3 “Eight times m plus 3 gives 85” is written in equation form as 

(i) 3m + 8= 85 

(ii) m+24=85 

(iii) 8(m+3)=85 

(iv) 8m+3=85 

Q.4 The sum of four times a number and 18 is 22 .The number is 

(i) 1 

(ii) -1 

(iii) 2 

(iv) 4 

Q.5 If \frac{3}{4} x  + 3 = 21 ,the value of x 

(i) 8 

(ii) 24 

(iii) 27 

(iv) 21 

Q.6 The sum of the ages of a daughter and father is 37 years. If the daughter is 5 years old , then the age of the father is 

(i) 31 years 

(ii) 26 years 

(iii) 23 years 

(iv) 32 years 

Q.7 The sum of three consecutive odd numbers is 39 . The smallest of the three numbers is 

(i) 11 

(ii) 9 

(iii) 7 

(iv) 15 

Q.8 \frac{4}{5} of a number is less than the original number by 15 . The number is 

(i) 57 

(ii) 75 

(iii) 60 

(iv) 30 

Q.9 The equation whose solution  x= -8 is 

(i) 4x – 8= -30 

(ii) -9x=-72 

(iii) \frac{1}{4}x = 3

(iv) 5x + 7 = -33 

Q.10 If 32 – 16(16-4y)= 64 ,then y 

(i) \frac{8}{15}  

(ii) 4\frac{1}{2}

(iii) 3\frac{5}{6}

(iv) 0 

Answer : 

  1. \frac{-4}{3}
  2. 8m +3=85 
  3. 24 
  4. 32 years old 
  5. 11 
  6. 75 
  7. 5x + 7 = -33 
  8. 4\frac{1}{2}

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