Hello!! the answer is 3xy
Hey there!
a + 2 = 10
SUBTRACT 2 to BOTH SIDES
a + 2 - 2 = 10 - 2
CANCEL out: 2 - 2 because that gives you 0
KEEP: 10 - 2 because that helps solve for the a-value
10 - 2 = a
10 - 2 = 8
Answer: Option C. a = 8
Good luck on your assignment and enjoy your day!
~Amphitrite1040:)
Answer:
2
Step-by-step explanation:

because 
So,

Answer:
x=-4 and y=0
Step-by-step explanation: