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Class 8 Maths Study Material

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Linear equations in one variable

Linear equation in one variable has__________

a) Two solutions
b) Only one solution
c) No solution
d) More than two solutions

✔Answer

Correct Answer Is : Only one solution

Solution Is :

____________is the equation in one variable x

a) 9x - (y/6) = 10
b) 5x + 9y = 15
c) (16x/4) - (9y/3) = 5
d) (x/2) + 20 = (x/5) - 12

✔Answer

Correct Answer Is : (x/2) + 20 = (x/5) - 12

Solution Is :

Which is the linear expression?

a) Y + y^2
b) X^2 + 1
c) 1 + y
d) 4

✔Answer

Correct Answer Is : 1 + y

Solution Is :

Which of the following is equation in two variables?

a) 5x + 9y = 15
b) X^2 + 9 = 34
c) (25x/5) + (20y/4) = 10
d) Both a & c

✔Answer

Correct Answer Is : Both a & c

Solution Is :

If x and y are negative integers, then the solution of the equation ax = y has to be always

a) Negative
b) Positive
c) Zero
d) One

✔Answer

Correct Answer Is : Positive

Solution Is :

An equation involving only linear polynomials is called a _________

a) Non-linear equation
b) Linear equation
c) Quadratic equation
d) None of these

✔Answer

Correct Answer Is : Linear equation

Solution Is :

The value of x for which the expressions (5x - 5) and (4x + 15) become equal is?

a) 20
b) -10
c) 5
d) 0

✔Answer

Correct Answer Is : 20

Solution Is :

If P and Q are positive integers, then the solution of the equation Px = Q has to be always

a) Negative
b) Positive
c) Both
d) Zero

✔Answer

Correct Answer Is : Positive

Solution Is :

The solution of equation (ax - b) = 0 is?

a) X = a/b
b) X = b
c) X = -(b/a)
d) X = b/a

✔Answer

Correct Answer Is : X = b/a

Solution Is :

Linear equation in one variable has__________

a) Only constant term
b) Only one variable with power one
c) Only one term with a variable
d) Only one variable with any power

✔Answer

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Class 8 Maths Study Material

Linear equations in one variable

Linear equation in one variable has__________

Correct Answer Is : Only one solution

Solution Is :

____________is the equation in one variable x

Correct Answer Is : (x/2) + 20 = (x/5) - 12

Solution Is :

Which is the linear expression?

Correct Answer Is : 1 + y

Solution Is :

Which of the following is equation in two variables?

Correct Answer Is : Both a & c

Solution Is :

If x and y are negative integers, then the solution of the equation ax = y has to be always

Correct Answer Is : Positive

Solution Is :

An equation involving only linear polynomials is called a _________

Correct Answer Is : Linear equation

Solution Is :

The value of x for which the expressions (5x - 5) and (4x + 15) become equal is?

Correct Answer Is : 20

Solution Is :

If P and Q are positive integers, then the solution of the equation Px = Q has to be always

Correct Answer Is : Positive

Solution Is :

The solution of equation (ax - b) = 0 is?

Correct Answer Is : X = b/a

Solution Is :

Linear equation in one variable has__________

Correct Answer Is : Only one variable with power one

Solution Is :

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