Question

A number decreased by 5 is multiplied with 3 is equal to the sum of a number multiplied by 8 and 15.​

Answer 1

Answer:

The number is -4

Step-by-step explanation:

Let the number be x

Therefore

3x - 5=8x +15

= -5-15= 8x-3x

= -20 = 5x

= -20/5 =x

= -4

x =-4

Answer 2

Step-by-step explanation:

Let the requried no: be 'x'

Then,

        3x -5 = 8x  +15

        3x-8x=15+5

        -5x = 20

          x=$\frac{20}{-5}$

           x= $\frac{4}{-1}$ = -4

By:

D.Kamal(hitmanbeastman50)