Question

Con resolución porfavorrrrrrrrrr

Answer 1

$a \times 3 + 1 = 1 \times 4 + a + 1 \\ 3a + 1 = a + 5 \\ 3a - a = 5 - 1 \\ 2a = 4 \\ a = \frac{4}{2} \\ a = 2$

RESPUESTA:

${a}^{3} - 1 \\ {2}^{3} - 1 \\ 8 - 1 \\ 7$