Answer:
its the 1st step
Step-by-step explanation:
Answer:
value of k = 6
Step-by-step explanation:
sum of all angles forming a straight line = 180°
so,
- 7k + 8 + 90 + 40 = 180
- 7k + 138 = 180
- 7k = 180 - 138
- 7k = 42
- k = 42/7
- k = 6
hence the value of k = 6
Answer:
Step-by-step explanation:
Answer:
The coefficient is equal to
Step-by-step explanation:
we have
we know that
The coefficient is equal to
so
The simplified equation is 2ab, so the coefficient would be 2.