Question

Resolva 2 (x + 1) = 10

Answer 1

Resposta:

2x-1= x-10

2x-x = -10 + 1

x = -9

Answer 2

→ Cálculo :

$\large \boxed{\begin{array}{lr} {2(x+1)=10} \\ \\ {2x+2=10}\\\\{2x=10-2}\\\\{2x=8}\\\\{x=8\div2}\\\\\boxed{\red{x=4 }} \Leftrightarrow {\rm \ Resposta} \\ \end{array}}$