Problem
(1) David's allowance is \( \$ 5 \) every week, plus \( \$ 2 \) for each extra chore he does. Which equation shows his total allowance \( (A) \) every week, depending on the number of extra chores \( (c) \) he completes? (A) \( A=5 c+2 \) (B) \( A=2 c+5 \) (C) \( A=7 c \) (D) \( A=2+5 \)
Solution
Step 1 ：A=5+2c
