B is the right answer for you question
Step-by-step explanation:
9x - 2 = 4x + 8 → (9-4)x = 8 + 2 → 5x = 10 → x = 10/2 = 5
C. multiplication
Multiplication not used
Answer:
5
Step-by-step explanation:
number of chocolate chip cookies = 36 × ¼ = 9
number of oatmeal cookies = 36 × ⅓ = 12
36 - 9 - 12 = 15
Alex made 15 peanut butter cookies.