Use the slopeformula 3 times and you should found the pair
50+8
50 represents tens place value, while 8 represents the ones place value.
Answer:
Sam
30
Step-by-step explanation:
Sam made a mistake when he said
. The steps should have been:

You are supposed to square 5 first before multiplying 2. Sam multiplied by 2 first. The correct answer is 30.