Question

Resolva a expressão (2x-3x)+(2x-x)

Answer 1

(2x-3x) + (2x-x)
(-x) + (x) = 0

Answer 2

$\left(2x-3x\right)+\left(2x-x\right)\\2x-3x+2x-x\\x\cdot \left(2-3+2-1\right)\\x\cdot 0\\\\\boxed{\bold{Resposta:\ 0\ (zero)}}$