Answer: 
Step-by-step explanation:
Subtract 490 from both sides
Then flip
multiply both sides by
to cancel out 
Thus giving you -735 as your
.
Then you plug it back into the equation to solve.
The answer for that problem is z =12+6
Answer:
Step-by-step explanation:
|E| + |F|
|1| + |-10|=11
Answer=11