Answer:
87+52=139 180-139 = 41
41 is the measurement of the other side
Step-by-step explanation:
B = 119! The answer is 119!
a) 16, 19, 22, 25, 28, 31, 34, 37, 40
b) 1, 3, 9, 27, 81, 243, 729, 2187
a) Add 3 on every number.
b) Multiply every number by 3.
-35
if you take 6 x -5 ( y ) then -3 x 5 ( x ) then add them together then you get -35.