D; 1 and 6 are being added together first then divided by 7, so need the parentheses around 1 and 6
Answer:
Noah's claim is correct
Step-by-step explanation:
B O D M A S - Brackets, Over, Division, Multiplication, Addition and Subtraction, this means that you must do the addition first.
2x+ 4x = 6x
9x - 6x = 3x
Noah is correct as the - sign tells us that you have to subtract everything after the 9x
Hope this is ok and helps a little bit
Take the amount for the case and divide by 12
8.64/12=0.72
0.89-0.72= 0.17 saved per each quart
