Question

Forming and Solving Basic Equations - Question 5

Answer 1

a = c + 7

Explanation:

given the relationships

a = b + 9 → (1)

b = c - 2 → (2)

substitute b = c - 2 into (1)

a = c - 2 + 9 = c + 7

then the relationship between a and c is

a = c + 7