Question

Which equation has exactly one solution?

7
x
=
7
7 x is equal to 7

7
x
=
7
x
7 x is equal to 7 x

x
+
1
=
x
+
1
x plus 1 is equal to x plus 1

x
+
1
=
x
+
2

Answer 1

Explanation:

1st one is your answer look it once

Answer 2

Explanation:

The correct option is first option

7x = 7

Hope it will help :)