Question

Use the function b=a+6 to find the value of b when a =9

Answer 1

Using a function to find an unknown value

We want to find the value of b when a = 9 using the equation:

b = a + 6

In order to do that we just replace a by 9 in the equation

b = a + 6

b = 9 + 6

b = 15

Answer: b = 15