Question

Elimine os parenteses e calcule, me ajudem por favooooo

4+(-5+0+8-4)

4+(3-5)+(-2-6)

8-(3+5-20)+(3-10)

20-(-6+8) - (-1+3)

35-(4-1) - (-2+7)​

Answer 1

Resposta:

a)4+(-5+0+8-4)=4-5+0+8-4=4+0+8-5-4=+12+9=+21 b)4+(3-5)+(-2-6)=4+3-5-2-6=7+13=20 c)8-(3+5-20)+(3-10 )=8+3-5+20+3-10=8+3+20+3-5-10=+34+15=+49 d)20-(-6+8)-(-1+3)=20+6+8+1-3=35-3=3452 e)35-(4-1)-(-2+7)=35-4+1+2-7=35+1+2-4-7=+38+11=+49