Respuesta :

Answer:

x=ab-a

Step-by-step explanation:

(a+x)/a=b

a+x=ab

x=ab-a

Answer:

x = a(b - 1)

Step-by-step explanation:

given

[tex]\frac{x}{a}[/tex] + 1 = b ( subtract 1 from both sides )

[tex]\frac{x}{a}[/tex] = b - 1 ( multiply both sides by a )

x = a(b - 1)