Q74 of 107 Page 104

Two times a number increased by 5 equals 9. Find the number.

Let the number be x.


It is given that two times this number increased by 5 equals 9


∴ 2x + 5 = 9


⇒ 2x = 9 – 5


⇒ 2x = 4


⇒ x = 2


Hence, the required number is 2.


More from this chapter

All 107 →
72

Subramaniam and Naidu donate some money in a Relief Fund. The amount paid by Naidu is ₹ 125 more than that of Subramaniam. If the total money paid by them is ₹ 975, find the amount of money donated by Subramaniam.

 73

In a school, the number of girls is 50 more than the number of boys. The total number of students is 1070. Find the number of girls.

 75

9 added to twice a number gives 13. Find the number.

 76

1 subtracted from one–third of a number gives 1. Find the number.