Question

Which of the following is an example of an equation with exactly one solution?(1 point)
Responses

3x+4=3x+4
3
𝑥
+
4
=
3
𝑥
+
4

3 x plus 4 equals 3 x plus 4

3x+4=3x+3
3
𝑥
+
4
=
3
𝑥
+
3

3 x plus 4 equals 3 x plus 3

3x+4=4x+3
3
𝑥
+
4
=
4
𝑥
+
3

3 x plus 4 equals 4 x plus 3

4x+3=4x+3

Answer 1

3x + 4 = 4x + 3

Solve: subtract 3x and 3 from both sides → 1 = x. So exactly one solution, x = 1.