(A) 1 (B) 2 (C) 3 (D) 4 (E) 5
For those of you who find this question trivial, remember that difficulty is very subjective.
Whst is(are) the BIG IDEAS here?
Can you predict which of your students will choose an algebraic approach vs "plugging in"?
Extension for students: Suppose we use 5 variables instead of 3.
Generalize and explain!
Sent from my Verizon Wireless 4GLTE Phone