Question

Let A = Andrea's age, Find expressions for the following

Andrea's brother is two years less than twice her age

Answer 1

b = 2a - 2

Explanation:

Turn the words into an algebraic expressions. so Andrea's (b) is (=) two years less (-2) than (flips the expression so place this first ->) twice (times 2) her age (a) So b = 2a -2