Sagot :
Answer:
a
Step-by-step explanation:
x+2=0 transpose 2
x=0-2
x=-2
x-1=0 transpose -1
x=0+1
x=1
x-3=0 transpose 3
x=0+3
x=3
Answer:
a
Step-by-step explanation:
x+2=0 transpose 2
x=0-2
x=-2
x-1=0 transpose -1
x=0+1
x=1
x-3=0 transpose 3
x=0+3
x=3