Question

ley de los signos 4-[4-2-(1-2)-6+5]+7​

Answer 1

Explicación paso a paso:

4-[2-(-1)-1]+7

4-[2+1-1]+7

4-2+7

9

Answer 2

Explicación paso a paso:

4-[4-2-1(1-2)-6+5]+7

4-[4-2-1(-1)-6+5]+7

4-[4-2+1-6+5]+7

4-[4+1+5-2-6]+7

4-[10-8]+7

4-[2]+7

4-2+7

4+7-2

11-2

9