I believe its 838 inches squared
Answer:
D) x+y=12, x=2y
Step-by-step explanation:
We know that x+y=12 and x=2y given the word problem, so D is correct.
It would still be 17.8, unless there are more numbers after the 8.
Use PEMDAS
figure out everything inside the parentheses first, you still have to do PEMDAS inside of the parentheses also.
I will attach an image of how I got the first answer -7,867, sorry if my handwriting is sorta sloppy
Your answer is B. You multiply 5 by the exponents and 4^0 is just 1, so 4^45•1=4^45. Hope this helped!