Which of the following equations has no solution?
3x + 1 = 3x + 1
3x + 1 = 3x + 2
3x + 1 = 2x + 1

When you answer this can you explain

What is the equation of the line in point-slope form? y+ 4 = 1/2(x+4) y-4 = 1/2(x + 4) y-0 = 2(x - 4) y-4 = 2(8-0)

Isaac wants the equation below to have no solution when the missing number is placed in the box. which number should he place in the box?