Question

four times a number, increased by 9 gives 45.find the number​

Answer 1

Let no. = x

thus ,

condition says.. 4x+ 9= 45

4x= 36

therefore, x= 9

Answer 2

Step-by-step explanation:

let the no. be x

four times of no. 4x

increased by 9

4x+9=45

4x=45-9=36

x=36÷4=9

therefore‚the no. is 9