Translate this statement into an equation, using x as the variable:
Two- third of a number is 42.
Given number is x.
Two-third of x =23×x
=2x3
According to the question, two- third of a number is 42.
⇒ 2x3=42
Thus,2x3=42 is the required equation.
Question 85
Translate each of the following statement into an equation, using x as the variable.
(a) 13 subtracted from twice a number gives 3.
(b) One-fifth of a number is 5 less than that number.
(c) Two - third of a number is 12.
(d) 9 added to twice a number gives 13.
(e) 1 subtracted from one-third of a number gives 1.
One- fifth of a number is 7less than that number.
5 added to twice a number gives 23.
11subtracted from twice a number gives 5.
Translate each of the following statements into an equation using x as the variables.
One - fifth of a number is 8.