Answer:
B) 6 positive tiles
Step-by-step explanation:
-6+6=0 -3+3=0
This is because the signs are different so you count back starting with the negatives.
-6,-5,-4,-3,-2,-1,0
A)2y=x+2
%38
Step-by-step explanatio35 - 27 =8
Use the Pythagorean theorem
H = sqrt (8^2 + 15^2)
H = sqrt(64 + 225)
H = sqrt(289)
H = 17 km