Answer:a. ii.
A. Is Theoretical because there is no real way of knowing what you will roll.
Answer:
I have solved the question in the picture in two different ways : simplification and factorisation I hope you find it useful bye:)
Answer:
This equation has one solution so given statement is true.
Step-by-step explanation:
7a +4 – 2a = 7a + (-20)+4
5a + 4 = 7a - 16
5a - 7a = -16 - 4
- 2a = - 20
a = 10
This equation has one solution so given statement is true.