Question

resolva as seguintes esxpressoes em z : A)-3-2+4+3= B) (-8+ 5) -(-9-6) C) (-9 elevado a 2+8-5+)6-45= d)[-2+(-5-27)+8-18]= E)+135-470+1235-1000 F)305-103-(-5)-2347=

Answer 1

A) -3-2+4+3 = -5+4+3= -1+3= 2 
B) (-8+5) - (-9-6) = -3-(-15) = -3+15= 12
C) -9^2+8-5 = 81+8-5= 89-5= 84
D) [-2+(-5-27)+8-18]= [-2+(-32)-10]= -2-32-10= -44
E) +135-470+1235-1000= -335+1235-1000= 900-1000= -100
F) 305-103-(-5)-2347= 202+5-2347= 207+2347= 2554