Question

q) +3x (-7-8) = por favor​

Answer 1

Olá, boa tarde!

Resposta:

$\color{blue}{\boxed{\boxed{\boxed{\mathsf{\color{red}{-45x}}}}}}$

Explicação passo-a-passo:

$\mathsf{3x (-7-8)}$

$\mathsf{3x(-15)}$

$\boxed{\mathsf{-45x}}$