Question

Anna is 6 more than twice Courtney's age. Courtney is c years old.

Which equation can be used to find Anna's age, a , in years? and

If Anna is 30 years old, what is Courtney's age?

Answer 1

Equation used A= 6+2C

If 30 years old,
30 = 6+2C
C = ( 30- 6 ) / 2
C = 12 years old

Answer 2

A= 2C+6

If Anna is 30 years old, Courtney is 12.