Linear Equations in One Variable

Q. If ‘𝒅’ km is covered in a span of 4 hours, find the speed at which the body is travelling.

1. 
   cannot be determined
2. 
   $\frac{4}{d}$ km/h
3. 
   $4$ km/h
4. 
   $\frac{d}{4}$ km/h

Q.

Which of the following equation(s) is/are linear equation(s) in one variable?

1. 2x + 3y = 10

2. 4a + 3b = 3b + 6

3. 2x = 3x + 4

4. 2x + 4z = 5

Q. The value of x which satisfies the equation $ax+b=0,a\ne 0$ is known as _____.

1. solution of the equation
2. degree of the equation
3. order of the equation
4. inverse of the equation

Q. A linear equation is _______.

1. an equation with only one term always
2. an equation with degree 1
3. an equation with only one variable
4. an equation with only two terms

Q. In the linear equation 4x + 2 = 3, 4 is the ______ of x.

1. coefficient
2. inverse
3. associate
4. reciprocal

Q.

Which of the following is a linear expression in one variable?

1. $x^2+3=0$

2. $x+5$

3. $xy+5$

4. $x+5=0$

Q.

Which of the following is a linear equation in one variable?

1. $2x^2=3$
2. $2x+3$
3. $2x+3=0$
4. $3x^2=5$

Q. Find the value of $x$ which balances the equation $\frac{2x}{9}=8$.

1. 72
2. 3
3. 9
4. 36

Q. Solve for y: 2y/3 = 10

1. 20
2. 15
3. 18
4. 12

Q. Solve for y: 9y = 180

1. 26
2. 24
3. 36
4. 16