x - 0 = _____; when 3x = 12

Solution:

Let’s solve the equation 3x = 12

x = 12/3

x = 4

Now, x - 0 = 4

Hence, x - 0 = 4; when 3x = 12.

✦ Try This: x - 2 = _____; when 4x = 12.

Let’s solve the equation 4x = 12

x = 12/4

x = 3

Now, x - 2 = 1

Hence, x - 2 = 1; when 4x = 12.

☛ Also Check: NCERT Solutions for Class 7 Maths Chapter 4

NCERT Exemplar Class 7 Maths Chapter 4 Problem 35

x - 0 = _____; when 3x = 12

Summary:

x - 0 = 4; when 3x = 12

☛ Related Questions:

• x - 1 = _____; when 2x = 2
• x - _____ = 15; when x/2 = 6
• The solution of the equation x + 15 = 19 is _____