Question

6(3+t)+(2t+5)⋅2= qual é a resposta

Answer 1

$6 \times (3 + t) + (2t + 5) \times 2 = 0 \\ (18 + 6t) + (4t + 10) = 0 \\ 18 + 10 + 4t + 6t = 0\\ 10t + 28 = 0 \\ 10t = - 28 \\ t = 28 \div 10 \\ t = 2.8 \: ou \: \frac{14}{5}$