Question

Five times a number is the same as 30 more than 8 times the number. Find the number

Answer 1

Hello.

5x = 8x+30

5x-8x+30 = 0

-3x=-30

x=-10

Have a nice day

Answer 2

Let x = the number

then
5x = 8x+30
-3x = 30
x = -10