Answer:
A
Step-by-step explanation:

Expand parentheses:

Move all y's to one side and numbers to the other:

Divide both sides by -6. Since you are dividing both sides by a negative number, you need to flip the comparator:

Hope this helps!
A real word problem could be that max has 3/4 of a chocolate bar and he wants to divide the chocolate with 1/6 of her class. If he does that, how much will each person get?
Answer:
144x^2−y^2−169 because ther are no like terms
Step-by-step explanation:
Answer:
x=21
Step-by-step explanation:
well, geez - just do the math!
3/7 * 49 = 21