Question

The the sum of a number and its half is 45 find the number?

Answer 1

Answer:

Step-by-step explanation:

let , the number be 1x and 2x .

sum is 1x + 2x = 3x

A.T.Q.

1/2 of 3x = 45

1/2*3x = 45

3x = (45/1) / (1/2)

3x = 45/1*2/1

3x = 90/1

3x = 90

x = 90/3

x = 30