Answer:subtraction property
Step-by-step explanation:
Two a negative and a negative makes a positive so it would be x+6=18 so u do the opposite on both sides so it would be subtraction
D. Tanisha is 6, and Bess is 12
Answer:
$1.20
Step-by-step explanation:
3.6/3=1.2
you would divide for the unit rate or in other words simplify it.
9514 1404 393
Answer:
1 -√2
Step-by-step explanation:

tan(7π/8) = 1 -√2