Answer:
2x=-1-1
2x=2
x=2×2
x=4
2x+1=-1
x=2/2
x=1 ans
explanation: 1 goes to right side and becomes -1 . as we know the formula -+- = + . -1-1 =+2. and 2x one 2 comes to right and changes into divide . if we divide 2 and 2 ans comes 1 .
