Question

a number increased by 11 equals 26

Answer 1

Let the number be x.

According to this question,

=) x + 11 = 26
=) x = 26-11
=) x = 15.

Hence 15 increased by 11 equals 26.

Hope it's helpful to u.

Answer 2

Let the number be x.
x + 11 = 26
x = 26 - 11
x = 15