64.0k views
3 votes
Two less than four-fifths of a number is seven. What is the number?

User Pynchia
by
4.8k points

2 Answers

5 votes

Answer:

The number is 11¼.

Explanation:


(4)/(5) * x - 2 = 7 \\ (4)/(5) x - 2 = 7 \\ (4)/(5) x = 7 + 2 \\ (4)/(5) = 9 \\ ( (4)/(5) )/( (4)/(5) ) x = (9)/( (4)/(5) ) \\ x = 11 (1)/(4)

User GRafoKI
by
5.2k points
1 vote

Answer:

11.25

Explanation:

7+2=9, 9÷
(4)/(5)=11.25

User Hitesh Anshani
by
5.2k points