Question

[ngoanhduc]

3a+123 +23a=385

Answer 1

[VRCT_Ran Love Shinichi]

3a+123 +23a=385

26a=262

a=131/13

Answer 2

[Trắng_CV]

\(3a+123+23a=385\)

\(\Rightarrow\left(3+23\right).a=385-123\)

\(\Rightarrow26.a=262\)

\(\Rightarrow a=\frac{131}{13}\)

Vaath ...