Answer:
12
Step-by-step explanation:
50 - 38 = 12
123
180-57=123
OK OK ok
4x³+2
4(-1)³+2
(4 * -1) +2
-4+2 = -2
Answer: the answer is C
Step-by-step explanation: we know this because a straight line is 180 degrees. So given 140 degrees we know that g= 40.