Question

Me Ajudaaa Algeeeeen ?????

Answer 1

4- x=15
3*15-1= 
45-1= 44

X=-30
3*(-30)-1=
-90-1= -91

X= 0
3*0-1= -1

5. a) -3+6= 3
b) -2*(-1)+3*2= 
2+6= 8