ANSWER

EXPLANATION
The given expression is

Deal with the parenthesis first,

Next deal with division.

Next, deal with multiplication.

Next, deal with addition

Finally, deal with subtraction.
Difference means - so 4-(-8)
which also the same as 4+8 so ur answer is 12
Answer:
5 9/14
Step-by-step explanation:
Step-by-step explanation:
5, 5, 8, 16, 17, 18
the mode = 5
the median = (8+16)/2 = 24/2 = 12
Answer:
Step-by-step explanation:
5x - y = 3.......(1)
2y = 10x+2.....(2)
Rearranging (2)
-10x + 2y = 2......(3)
Multiply equation (1) by 2
10x - 2y = 6..........(4)
Adding (3) and (4)
-10x + 10x + 2y - 2y = 2 + 6
No solution since both x and y are eliminated.