Respuesta :

qais19966p41yfx
First you need to multiple minus in second bracket, also in other side you need to multiple - 3 in bracket

[tex] 7t - 2 + 3t - 1 = - 3 + 9t \\ \\ 10t - 3 = - 3 + 9t \\ 10t - 9t = - 3 + 3 \\ t = 0[/tex]
Final answer is 0