Translate each instruction into machine code $($in hexadecimals$).$ Show your work. add x$15,$ x$6,$ x$7$

addi t$2,$ t$2,-120$

Ibu x$11,-56($x$3)$

sw x$12,20($x$13)$

j label$1($label$1$ is $16$ instructions away upward to this instruction$)$

ret $($suppose that $\backslash (\backslash$times $1=0\backslash$times $1000400$ a $\backslash ))$

auipc x$10,0$xdcba$9($suppose that PC$=0$x$10005010)$