On subtracting 13 from 3 times of a number, the result is 8. Form an equation

Solution:

Let the number be x

Then three times of the number be 3x

This is expressed in the form of linear equation as 3x – 13 = 8

Thus, on subtracting 13 from 3 times of a number, the result is 8 can be expressed as 3x – 13 = 8.

✦ Try This: On subtracting 5 from four times of a number, the result is 11.

Let the number be x

Then four times of the number be 4x

A/Q

4x – 5 = 11

Thus, on subtracting 5 from four times of a number, the result is 11 can be expressed as 4x – 5 = 11.

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

NCERT Exemplar Class 7 Maths Chapter 4 Solved Ex 12

On subtracting 13 from 3 times of a number, the result is 8.

Summary:

Thus, on subtracting 13 from 3 times of a number, the result is 8 can be expressed as 3x – 13 = 8.

☛ Related Questions:

• Two times a number increased by 5 equals 9. Form an equation
• 9 added to twice a number gives 13. Find the number
• 1 subtracted from one third of a number gives 1. Find the number