Respuesta :

Answer:

[tex]a - 10 = \frac{a}{5 } - 2 \\ \\ \implies \: a - 10 = \frac{a - 10}{5} \\ \\ \implies \: 5a - 50 = a - 10 \\ \\ \implies \: 5a - a = - 10 + 50 \\ \\ \implies \: 4a = 40 \\ \\ \implies \: a = \cancel\frac{40}{4} \\ \\ \implies \: a = 10[/tex]

hope helpful ~

biniam3898

Answer:

a-10=a/5-2

a-10=a/3

3(a-10=a/3)

3a-30=a

3a-a=30

2a=30

a=15

Otras preguntas