It looks like he used the distributive property. He multiplied 7*2. Then. 7*6. Then he multiplied them together. That is not how you multiply numbers
4x-24y. Basically you distribute 4 to x which makes it 4x and distribute 4 to 6 which multiplies to 24 and you drop y next to it making it 24y
Answer:
I think the answer is A
Step-by-step explanation:
Let me know if it is not
As we do not know the other cars avg speed we can not tell the answer. Please repeat the question.