Question

42+{56-{4x(8+16:4)+3]+2

Answer 1

Resposta:

42+{56-{4x(8+16:4)+3]+2

42+{56-[4x(8+4)+3]+2}

42+{56-[4x12+3]+2}

42+{56-[48+3]+2}

42+{56-51+2}

42+ {5+2}

42+7= 49