A linear pair means that the sum of the angles is 180 degrees.
Therefore:
a + b = 180°
We know that:
a = b + 26°
b + 26 + b = 180
2b = 154
b = 77°
So,
a = b + 26 = 103<span>°</span>
Answer:
a)
Step-by-step explanation:
She forgot to multiply 14 with -13