Question

a) (×+2)+(×+3)+(×+4)=​

Answer 1

Explicação passo-a-passo:

$(x + 2) + (x + 3) + (x + 4)$

$= x + 2 + x + 3 + x + 4$

$= x + x + x + 2 + 3 + 4$

$3x + 9$