Answer: 1+1=2
Step-by-step explanation: Imagine you have 1 cookie, and a friend gives you 1 more, that means your total amount of cookies is 2. So that proves that 1+1=2!
Answer:
C. 2d+3=12
Step-by-step explanation:
5x + y = 27
substitute: 5x + 4x = 27
combine: 9x = 27
divide (by 9): x = 3
1/4 off means 0.25 * 28
7
Sale price = 28-7
= 21
