Question

calcule
a)2(-5)-(+3)
b)(-6)+(2)-(9_3)+(1)

Answer 1

a) 2-5-3= -6  b) -6+2-6+1= -9

Answer 2

a) 2*(-5) -(+3)
-10-3
-13

b) (-6)+(+2)-(9-3)+(+1)
-6+2-(+6)+1
-4-6+1
-10+1
-9