CBSE Questions for Class 7 Maths Simple Equations Quiz 4 - MCQExams.com

The value of $$x$$ if $$23x+69=0$$
  • $$-3$$
  • $$0$$
  • $$3$$
  • $$4$$
If $$a+5=7$$ find $$a$$
  • $$2$$
  • $$57$$
  • $$75$$
  • None of these
If $$3x-4=0$$ then $$x$$ is equal to
  • $$ \dfrac{4}{3} $$
  • $$ -\dfrac{2}{3} $$
  • $$ -\dfrac{4}{3} $$
  • $$ -\dfrac{7}{3} $$
If $$2p=34$$ then $$4p =$$ ? 
  • $$68$$
  • $$77$$
  • $$91$$
  • $$97$$
State true or false    
The equation $$2x + 7 = 2(x + 5)$$ has one solution.
  • True
  • False
The values of $$r$$ which does not satisfy the equation  $$r - 4 =0 $$ is 
  • $$4$$
  • $$-4$$
  • $$8$$
  • $$0$$
$$\textbf{State whether the statement is true or false}$$
$$x=5$$ is the solution of the equation $$3x+2=20$$.
  • True
  • False
State whether the statement is true (T) or false (F).
An equation is true for all values of its variables.
  • True
  • False
One third of a number added to itself give $$8,$$ can be represented as $$\dfrac{x}{3}+8=x$$
  • True
  • False
$$\dfrac{3}{2}$$ is the solution of the equation $$8x-5=7$$
  • True
  • False
If $$4x-7=11$$, then $$x=4$$
  • True
  • False
The solution of the equation $$3(x - 4)= 30$$ is $$x =6$$
  • True
  • False
$$x = -1$$ is a solution of the equation

  • $$x - 5 =6$$
  • $$2x + 5 = 7$$
  • $$2(x - 2) + 6 =0$$
  • $$3x + 5 =4$$
The solution of the equation $$3x - 5 =2 \, is\, x = \dfrac{7}{3}$$
  • True
  • False
Which equation among the following don't have $$(-1)$$ as a solution?
  • $$x + 1=0$$
  • $$3x + 4 =1$$
  • $$5x + 7= 2$$
  • $$x -1 =2$$
If $$8x-3=25+17x$$, then $$x$$ is:
  • A fraction
  • An integer
  • A rational number
  • Cannot be solved
$$\dfrac{9}{4}$$ is a solution of the equation $$5x - 1= 8$$.
  • True
  • False
Arpita's present age is thrice of Shilpa. If Shilpa's age three years ago was $$x$$. Then Arpita's present age is
  • $$3(x-3)$$
  • $$3x+3$$
  • $$3x-9$$
  • $$3(x+3)$$
Select the equations where $$x = 1$$ is solution.
  • $$x+3 = 4$$
  • $$x-3 = 4$$
  • $$3x+3 = 6$$
  • $$3x-3 = 6$$
If $$\dfrac{x+6}{3} = 7$$, what is the value of $$x$$? ( using trail and error method)
  • $$x= 21$$
  • $$x= 20$$
  • $$x= 15$$
  • $$x= 14$$
0:0:1


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