Step-by-step explanation:
I'm sorry if my terminology isn't correct because I've learnt it slightly differently, but what I'm assuming is this:
For A, you can rewrite the integers as 28-15+22 as a + and a - next to each other result in a subtraction.
For B, you simply do 15+22 is 37 and 28-37 is -9 due to BIDMAS (or PEDMAS if you're American).
Answer:
16 and 13 are the only two laying along the same line with only a single dividing line between them and no extra space.
Step-by-step explanation:
Answer:
37.5
Step-by-step explanation:
Answer:
11=p
Step-by-step explanation:
46.2 = 4.2p
divide by 4.2 on each side
46.2/4.2 = 4.2p/4.2
11=p