contestada

seven less than one-third of a number is the same as the product of five-thitds and the sum of that number and -5.what's is the number

Respuesta :

1/3x - 7 = 5/3 * (x + -5)

...multiply 5/3

1/3x - 7 = 5/3x - 25/3

...add 7

1/3x = 5/3x - 4/3

...subtract 5/3x

-4/3x = -4/3

...divide by -4/3

x = 1

the number is 1