It’s going to be B. 50+60+70=180 which is how many degrees are in a triangle.
Answer. the answer for the problem you asked is A
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Answer:
Step-by-step explanation:
3x + 2y = 6
2y = -3x + 6
y = -3/2x + 3.....slope here is -3/2 and y int is 3
-4x + 6y = 15
6y = 4x + 15
y = 2/3x + 5/2.....slope here is 2/3 and y int is 5/2
different slopes, different y int means exactly ONE SOLUTION