Question

como posso resolver?? me ajudem

A- 2× + 11 = ×
B- 3× + 1 = 2×
C- 1 + 2×= 3 - 5×
D-5× - 1 = 2-×

Answer 1

A- 2x+11=x
     2x-x=-11
     x=-11
B- 3x+1=2x
     3x-2x=-1
     x=-1
C- 1+2x=3-5x
     2x+5x=3-1
     7x=2
     x=2/7
D- 5x-1=2-x
     5x+2x=2+1
     7x=3
     x=3/7